I've used their uppers, lowers, bolt carrier groups, and handguards extensively, and the only complaint I have is that I sliced my finger on a random staple on one of their packages once. . Choose from an array of AR-10 Rifles and experience more power and accuracy. I could be getting out ahead of myself. Hardware > Shop All Slings > Shop All Firearms Accessories. I love the way my 6.5 CM performs, unbelievable light recoil. AR Uppers & Lowers, Rifle Accessories, Mil-Spec Parts | Aero Precision MSRP: $8.95 SALE PRICE: $4.50. We value each and every interaction with our customers and offer industry-leading guarantees that make us who we are. The best way to know exactly what you have is to buy it all at once with an AR10 buffer tube kit. needed to mount a buttstock of your choice to an AR-15 rifle or M4 H3 Buffer 5.0-5.4 oz. Stock and standard can be a little misleading though. I have found the JP LMOS carrier with a JP SCS Heavy is the perfect combination for not only reliability but brass life. Why have adjustment built into an AGB on your rifle and have to run it wide open to cycle the action? RUNNER-UP: GUNTEC USA AR-10 Mil-Spec Buffer Tube Set,.308 Cal. Aside from that there's an AR Gold trigger, Hogue G10 grip, Cobalt Kinetics buffer system and a V7 mag release. The second tier of heavy buffers is ideal for mid-length gas systems, though it's common to find up to 4.7 oz buffer weights in pistol builds with under 16-inch barrels to reduce violent cycling. 1. buffer tube and dampens that sound, especially helpful when running the firearm companies with QD mounts can be between $9.99 - $29.99, we are including these Be first to know about promotions and new product launches. I have NOT yet run it suppressed so I'm not sure what the result would be if I did. The AR-10 is a rifle with a precision-built, lightweight design. Now available for AR-10 carbines and rifles. As many of you have likely found out the hard way, not all rifles are made exactly the same. rubber ends of buffers out on the market are more of a hard plastic, which is This 6 Position Mil Spec Aero Precision was also my best bet to pick up items like the six-position buffer tube kit (10.2 ounces, $64.99), the enhanced lower parts kit featuring a Magpul MOE grip (8.3 ounces, $89.99), the mid-length gas system, consisting of a set-screw style, phosphate-finished gas block (1.6 ounces, 29.99) and a Melonite-treated gas tube (.7 ounces, $15.99), and the black anodized charging handle (1.1 ounces, $29.99). Its almost like drawing a compound bow except that it stacks up seriously at full draw rather than the opposite. Even with an optic, the rifle could very well still weigh under seven pounds and cost two-thirds what even the cheaper barebones light AR-10s cost, as long as some discretion is used. PSA Gen3 PA10 18" Mid-Length .308 WIN 1/10 Stainless Steel 15" Lightweight M-Lok STR 2-Stage Rifle . This coating is above mil-spec That's why it bugs me, you should be able to run in the middle of the range and have adjustability either way otherwise its a waste. One fact that may not be as widely known is about the name AR-10 - We use AR-15 for every black rifle that shoots 5.56 or .300 BLK, but AR-10 is not every .308 style AR. The bolt carrier group is thrust backward by built-up gas when the gun is fired. The gas port was a lil undersized so I opened it up to .078 as my research showed (I believe it was as per Krieger). Herodrh, I see what POF is up to, and it's actually pretty smart. improved feeding reliability with an additional 1.2 lbs of forward force. The Ultralight Ranger series of rifles by Wilson Combat combines our lightweight billet receiver set, a Smoke Composites Carbon Fiber Stock, and our Ranger profile match-grade, tapered barrel to create a fast-handling precision AR carbine that is an ideal tactical, defense or hunting gun where light weight is a pre-requisite. If the casings are flying out from the 12 to 3 oclock positions, likely your firearm is over gassed with too light of a buffer. Angstadt Arms Lower Receiver AR-15 Platform 9mm, 7075 T6 Alum, Black Hardcoat Anodized, Accepts Glock Mags $ 236. . Fax: +1 (203) 888-1002 Grab a Reptilia RECC-E Adjustable AR-15 Stock with included receiver extension and lightweight construction. Sure it adds a half ounce of weight and costs 25 bucks more compared to the standard Minimalist stock, but paracord is an incredible tool that I would rather have and not need than need and not have. CONTACT US All Rights Reserved Wilson Combat. Must be MOA or less out to 1,000 yards. Some experimentation or trial and error is going to be inevitable but with this information you can make a better and more educated guess. What's more, the company will Cerakote the receiver set in six colors, all free of . They pick the wide open position on a gun they sell to the general public and they make certain it will function that way so they know for sure, if it's wide open the bolt will not damage the upper receiver. attaching a single point or two-point sling. To each their own. While weight is often a good thing for target shooters, it can make the AR-10 and 308AR less than desirable for some applications such as hunting or extended off-hand shooting. Man, what's the recoil impulse like with all that mass moving around? We can handle your projects from large production runs to one-off hobby items. $39.95 . Whether they will make your rifle cycle consistently and perform reliably is a different story. The buffer tube pictured in my lightweight AR pistol project is a prototype model from a new company, Dawn of Defense. The post 2012 buffer utilizes a 7 position mil spec tube (I'm guessing 7 3/4" deep), an AR15 carbine buffer 3.25" length, unspecified weight. 30-day hassle free returns with no restocking fee. The nickel boron-coated flat trigger enhances responsiveness, while the premium bolt . I believe this is the configuration for my rifle and I believe they have set them up this way to by god work with any suppressor without any alterations other than adjusting the dictator gas block. 3. Shop Barrels They want everybody to come up smiling from their experience with no more than a little tweaking of the dictator gas block! I had spoken to someone at POF and was told to run the gas block (dictator) wide open for normal ammunition. As long as you are staying with matched carbine parts in the buffer assembly you can't go that far wrong IMO. Cut and dry, an good AGB (SLR, Superlative, etc) rifle length or + length gas, heavy mass cycling parts and proper spring will keep you from having throwaway brass when you run suppressed. this price point! If your firearm is a rifle, the buffer tube is longer and to prevent malfunction, it needs a longer buffer. I plan to replace it with a JP centerless ground polished carbine buffer spring and tune the gas block to run it. That setup give more bolt lock than any rifle buffer spring combo that I have tried including buffers with 4-5 tungsten in it & 3 different springs. Here's how! Weighs 4.4 oz. AR-10 / LR-308 Buffer & Buffer Tubes . This TTI black chrome silicon buffer spring comes with a Life Time Warranty! Links to Other 308 AR | AR-10 | AR 308 Content, Manufacturers | 308 AR Compatibility | Charging Handles | Carbon Fiber Barrels| Barrels | AR Rifle Build Guides | AR Receiver Selection Guide | Trigger Selection Guide | Bolt Carriers | Armalite AR-10 Rifle Parts | AR-10 Rifle Barrel Selection Guide | 308 Scope Selection Guide | Tools | Scope Mounts |, 308 AR Not wanting to open the gas port by drilling the barrel, I ordered and installed this spring. So the first thing I did was to try to get a read on the buffer weight since I thought I would be ordering an H1 carbine buffer to reduce mass initially. THIS SLEEK AND LIGHTWEIGHT BRACE IS PERFECT FOR ANY .. . - The high powered spring offers faster cycle rates and I run the Aero 308 carbine buffer and spring, it was inexpensive and has worked perfectly for me so far. Browse our selection today! Timber Creek AR Buffer Tube - AR BT . Gun ejects and locks back after last round perfectly now. In fact, the Revolution features many 5.56mm parts, including the charging handle, bolt carrier, cam pin, buffer and more. - Tightens up the point of impact of double taps and follow up shots. While they contain many of the same parts, their most critical components are incompatible with one another. At Wing Tactical, we provide parts and kits for AR-10 and LR-308 buffer tube assemblies. They found more than one that has the potential to bring new meaning to "Lightweight AR-15 Build," hence the name, Aerospace Arms. The spring specified is 12.5 -12.75" in length with 38-39 coils. Today, we aim to remedy that. receiver endplate with a quick detach mount that can be used for one or The only requirement to tuning this way is that the tuner understand how the gas system works so as to not damage anything; something you obviously understand. We just swapped it out with those useless standard ones. In the early 1950's, post WWII and the late days of the Korean War, the US government was . H2 Buffer 4.6-4.7 oz. The carbon fiber also resists heat and helps cool the rifle, too. If you're looking to assemble any Modern Sporting Rifle (AR-15, AR-308, or PCC), Aerospace Arms is a one-stop-shop where you can pick up all the upper and lower parts, accessories, and tools you need for your . Carbine / Rifle Spring Reliability Kits. Item #: ZM4A2-12X28TI. VLTOR A5 Receiver Extension Kit with A5 Buffer and Spring for AR-15 $ 59.99. Pretty sure Tubb doesnt do his carrier weight system anymore. Youve likely seen what a buffer looks like, pretty similar to a large nail with a hard rubbery cap at the end, if that cap isnt long enough to travel through the tube during the cycle, you could eventually expect it to bind the recoil spring. Firearms will be invoiced at prevailing prices at time of delivery. Now how about one that still costs half as much, if not less than some of those high-end alternatives? Thats why its highly advantageous to have an adjustable gas block as it could mean the difference of your rifle cycling or not. If you run a light weight bolt carrier then add weight to the buffer to your not reducing the weight of the moving parts. But if that $ amount is too pricey, staying just above 4 pounds can save you a . Having a buffer slows that cyclical action down to help you avoid light strikes, promote reliable cycling of rounds being fired, ejected and properly fed into the chamber. two-point slings. Add To Compare . Geissele Automatics Super 42 Tungsten Buffer Weight, KynSHOT Precision .308 Shorty Carbine Recoil Damper - 2.5", Spike's Tactical ST-T2 Tungsten Heavy Buffer - 4.0oz, YOU MAY ALSO BE INTERESTED IN THESE PRODUCTS. . It may not need to be said, but it's going to be, rifle and carbine buffers, buffer tubes and recoil springs are not the same. Maybe I'm just new to the AR-10 platform - lol. As you can see, one of the lightest AR-15 you can build is going to cost you about $1500 - $1600 (including shipping costs), but considering that some companies sell their heavy AR's in that range, it's really a competitive price for an ultra-lightweight AR-15 build. Standard for one company may be slightly heavier or lighter than another production AR10 buffer. I also only use JP QPQ barrel extension which are already honed before being coated. Designed to military standards, the PRS Lite is intended for Mil-Spec USGI carbine/SR25 collapsible/A5 extension tubes* for .223 and .308 receiver-pattern rifles. Sale! It's a timing issue, if the dwell time is too short the bolt unlocks while the case is still hot and under pressure. V Seven Titanium AR-15 Buffer Retainer Spring Kit . Yes, and I have tuned the buffers and gas systems on my .223 wylde rifles and a 6.5 grendel. - Tightens up the point of impact of double taps and follow up shots. The JPSCS is not compatible with any 9mm AR variant or any blowback system using a solid (weighted) carrier. Adding even this amount of extra weight can cause issues on some rifles. A standard carbine buffer should weigh roughly 3 ounces. Built with Volusion. I think its ridiculous for non suppressed fire to have this kind of spring pressure. Save 7% MSRP: $ 25.00 $ 23.25. In my opinion and experience, having an adjustable gas block steps around the whole buffer weight issue. Home; Shop; My account . By reducing the weight of your action . When you shop at Wing Tactical, you'll benefit from: Are you in need of a new AR-10 or LR-308 buffer assembly? Price: $39.95. differences between the AR-10 and LR 308 platforms. This 18 barrel weighs in at 2.3 pounds which is over one pound less than a DPMS 308 SASS Fluted Barrel, 2 tenths of a pound less than the competing Proof Research Carbon Fiber 308 Barrel. Looking for very lightweight AR-10 in 6 or 6.5 creedmore. Theres a good amount of information out there online already when it comes to what buffer weights and springs you should use for AR-15s but not a whole lot of clarity when it comes to AR 10 buffer weights. it will have more recoil but hopefully a soft impulse feel. I'm running a .8 oz Taccom buffer (The period in front of the 8 is not a typo, it's really under one ounce), JP 308 carbine spring, Toolcraft titanium bolt carrier 11.8 oz, JP enhanced HP bolt, and SLR titanium gas block with a 20" Faxon barrel with rifle length gas system and I have not had problems with cycling nor brass swipes. The lower also features an oversized, integrated trigger guard while the flattop upper includes M4-style feedramps. Like many projects, if you go the DYI route, you can save yourself a pretty penny. Everything is bigger and badder on a .308, it's all proportional. I'm guessing its 20lbs or just a tad more just coming out of battery and it feels like 30 plus back fully withdrawn. PSA Gen3 PA10 18" Mid-Length .308 WIN 1:10 Stainless Steel 15" Lightweight M-lok Upper - With BCG & CH . Savage Arms Model 116 Lightweight Hunter .270 Winchester 20" Stainless Steel Barrel Black Synthetic Stock 4rd. If they made guns like the 6.46# AR10 6.5 CM I built with a .8oz buffer, that's not a mistake it's .8 oz, some moron would open up the AGB and damage something. Once I added weight to the buffer (which already had a Tubb flatwire spring) it reduced the brass damage SIGNIFICANTLY. Nitride-finished inside and out with a 1:10-inch twist, the magnetic-particle inspected barrel weighs 1.78 pounds, making it one of the lightest .308 Win. Description:[T8] M4 Roller Bolt End [For Tokyo Marui MWS] [RS Buffer Tube Inner Dimension- 25.5mm] The T8 M4 Roller Bolt End is designed for the TM M4 MWS. $21.95 . My GAP10G2 in 260 had a rifle length 20" barrel and SLR AGB. Weve gotten great feedback on customers utilizing our Cost not a factor within reason. Combine our buffer spring with the JP Enterprises Low-Mass Recoil Buffer System to achieve the ultimate results. View Details. It's when you get to the carbines that things come with a few different numbers and tuning comes into play. The Brigand Arms AR-10 Edge Carbon Fiber Weave Handguard is designed to be installed out-of-the-box and the free float design allows for fine adjustment as well as secure mounting. 5D Tactical - 9th May 2022. Generally speaking, dont get hung on the rifle length buffers. carbine. This is true, but if you are putting the money into a precision rifle, you want it to last a lifetime and longer. You must log in or register to reply here. If you want to use this an an Armalite AR-10 be sure to use an AR-10 bolt not a DPMS. Buffer Tube No Brace, M-LOK, Black, 30rd $ 830.49. You also dont want too heavy of a buffer either otherwise you risk slowing down that bolt way too much which would cause malfunctions or failures. The key to shooting accurately is getting a good consistent cheek-weld. Magpul PRS Lite AR-15/AR-10 Adjustable Stock Black. The muzzle end is threaded and features an 11-degree target crown, to boot.For this build, and the main component contributing to the lightweight aspect of the rifle, we chose Brigand Arms for its handguards. comes with a soft rubber end. The fluted design is lightweight, It wasnt that long ago that a halfway-decent AR-10 rifle would cost you four or five times what an AR-15 would run you, which was two or three times more than your run-of-the-mill bolt action rifle. AR-15 and 9mm platforms, each buffer also comes with multiple weights to customize the Essentially, here are the main takeaways that you should know: Going forward well continue to use the term AR-10 (in your head you can replace this term with AR-308 specifically because thats what we sell) just think of AR-10 as an overarching, caliber specific designation and not a reference to the original Armalite rifle. Thats a lot of pennies to pinch, and some serious cash that could get you a great optic to top off the rifleor buy ammo.First, you have to start with a receiver, of course. Do not use with full power loads. V Seven Titanium AR-15 Buffer Retainer Spring Kit MSRP: $12.00 $11.64. | Gets rid of the *sproing* of the regular buffer tube springand makes your AR-15 feel and shoot SO much better. This keeps the Whats more, the company will Cerakote the receiver set in six colors, all free of charge. What you describe doesn't sound like a problem. Firearm Attachments. Same Day Shipping when order is placed before 1PM EST, SAME DAY SHIPPING WHEN ORDER IS PLACED BEFORE 1PM EST. Wing Tactical can help you find the right one for your firearm to ensure that it delivers the performance you expect. Guntec USA AR-10/LR-308 Car Buffer Spring Set Similar Products. If you are already registered, please log in. In today's episode of "I Carry," we have a Smith & Wesson M&P9 M2.0 Metal pistol with a Holosun EPS Red2 red-dot sight carried in a KSG Armory Lexington IWB holster. What is . All rights reserved. Slings. No matter the application, for the field or for the match, this handguard will allow you to step up your game. Now available in lightweight AR15 for platforms using low pressure loads such as 300 Blackout and 300 Whisper. A critical marksmanship skill that is easy to overlook. 26001. Let you know what kind of results I come up with. In Stock . Rating: 80%. The Hide Armory. For a quality AR-10 receiver set, Live Free Armory offers a matched upper-and-lower receiver set for $250. AR-10 / LR-308 Complete Upper Receiver Assemblies, Shop All Complete Upper Receiver Assemblies, Shop All AR-10 / LR-308 Complete Upper Receiver Assemblies, Shop All AR-10 / LR-308 Upper Receiver Parts, Shop All AR-10 / LR-308 Lower Receiver Parts, Shop All Handgun Barrels & Muzzle Devices, Shop All Bipods / Monopods & Accessories, Strike Industries AR-15 Charging Handle with Extended Latch, Strike Industries AR-15 Enhanced Ultimate Dust Cover, Strike Industries Lightweight AR-15 Forward Assist, V Seven Titanium AR-15 Buffer Retainer Spring Kit, Sprinco AR 308 Extra Power Carbine Buffer Spring, 2A Armament Builder Series AR-10 Carbine Buffer Tube, Armaspec Fixed Stock to Carbine Spacer for Stealth Recoil Spring/Sound Mitigation Buffer, Aero Precision M5 .308 Enhanced Carbine Buffer Tube Kit, Armaspec .308 Sound Mitigation Buffer System (SMB), Armaspec Stealth Recoil Spring .308 Buffer System, Aero Precision M5 .308 Rifle Buffer Tube Kit, Aero Precision .308 AR Rifle Buffer Spring, Aero Precision M5 .308 Carbine Buffer Tube Kit, Aero Precision AR 308 Carbine Buffer Spring, V Seven 2055 Aluminum AR10/A5 13-Position Buffer Tube, Kaw Valley Precision AR10 SS Tungsten Carbine Buffer, Spikes Tactical AR-10 Carbine Buffer Tube Kit, Spikes Tactical Rifle-Length AR-10 Buffer Spring, Primary Weapons Systems Enhanced Steel Body AR-10 Buffer, 2A Armament AR-10 Mil-Spec Buffer Tube Assembly, Strike Industries AR-10 Flat Wire Buffer Spring, JP Enterprises Silent Captured Spring AR-10 Buffer System (GEN 2), LUTH-AR Buffer Tube Assembly Kit (308 AR). Finally, the bougie option. Build a Lightweight AR-10 | Lightweight AR 308, BUILD a LIGHTWEIGHT AR-10, AR 308, 308 AR RIFLE, Brigand Arms 308 AR Edge Carbon Fiber Weave Handguard, Barrel Nut: Standard free float w/Jam Nut (included). DPMS stands for Defense Procurement Manufacturing Services (companys full name is DPMS Panther Arms). AR10 carbine buffer weights will range anywhere between 3.8 to 5.4 oz for any AR10 style rifle. The AR-10 version should fit and function in any large-frame AR-10-type platform based on the AR-10 or LR-308 platform. One part, such as the buffer, that is even slightly out of tune with the rest of the rifle can take a drastic toll later on after multiple boxes are spent. Remember, commercial means bigger/robust, but mil-spec is more common, and they are not interchangeable. Product Code: ARBUFLW. Any suggestions appreciated. Getting an AR10 buffer tube kit gives you exactly what it sounds like, the buffer tube, buffer and recoil spring, all at the proper length for your firearm. We are not building an AR-10, we are building a DPMS compatible 308AR. 5.0. Phone: +1 (203) 513-9679 . Don't trust it? I have an 18" .308 that was overgassed causing failures suppressed. The buffer tube is precision machined with flutes that reduce the overall Range time proved this solved the issue, and I was able to successfully fire over 300 rounds flawlessly. . This 18 barrel weighs in at 2.3 pounds which is over one pound less than a DPMS 308 SASS Fluted Barrel, 2 tenths of a pound less than the competing Proof Research Carbon Fiber 308 Barrel. . I use the JP silent capture system, i have it in my 308 and a one of my 223. There are two types of component sizes, mil-spec and commercial. AR-10/LR-308 Buffers and Buffer Tubes. Several LR-308 parts are universally interchangeable with the AR15. Covers + Hand Stops. for $259.00. Not a mark on the brass with this combo. The POF site (support section) shows the applications for P308 carbine buffers in 2 distinct groupings: pre 2012 and Post say mid 2012. Light bolt carrier = light buffer. The TTI Ultimate Light Speed buffer spring works in both A1/A2 length stocks and Carbine M-4 collapsible stocks. But that weight range can also depend on where you're getting the AR 10 buffer from as well. Everyone on the planet knows the name of the scary black rifle known as the AR-15. Strike Industries AR-15 / AR-10 Tribus Enhanced Castle Nut & Extended End Plate Version 2 Usually Ships in 24 Hours MSRP: $59.95 . With that Vltor ( Magpul UBR uses that length tube ) buffer tube length, and a .308 AR BCG, you will be able to use standard AR15 buffers. -Brownells Titanium BCG. $120.41. From 3 to 4:30 (about a 45-degree angle from the ejection port) youre good to go. While this collection of parts is another pricey item, Aeros shot-peened, magnetic particle inspected, high pressure tested black-nitride finished unit came in at 18.25 ounces for $215. A lot of people seem to forget how big of an impact the gas block can have on the shooting experience of any AR platform rifle. If you shoot factory ammo it'll probably live up to the hype, if you're handloading lightweight anything is going to show how finicky it can be. MON - FRI: 9:30AM - 5:30PM EST. I guess if your gun weights north of 10# it probably doesn't matter. Sprinco AR-15/10 Buffer Spring $ 19.95. Believe it or not, it actually uses the same design as shock absorption in vehicles in order to reduce recoil. steel weights is removed and replaced with a tungsten weight, which is about 1.45 oz. The LR-308 came about when DPMS created a more universal version of the AR-10 with parts that bore more resemblance to a scaled-up AR-15 rather than having its own distinct look. Christensen Arms seems to be one of the few 308 AR barrel manufacturers who seems to be able to consistently deliver a CARBON FIBER BARREL for the 308 AR platform. OUR TOP PICK: Aero Precision - AR .308 M5 Carbine Buffer Tube Kit. KAK LIGHTWEIGHT AR15 CARBINE BUFFER KIT1.7 OZ 2.2 OZ 2.6 OZ FOR TUNING SPECIALTY SUB SONIC LOADS. Theres no one size fits all answer when it comes to the topic of AR10 buffer weights and springs because there are just so many factors involved. CTS recoil buffer, AR10 w/ AR15 Carbine buffer tube, 2.50" long, nominal. Amp up your AK with these exciting accessories. The SAINT Victor .308 packs inimitable .30-caliber power into a maneuverable package weighing a mere 7.8 lbs. AR15 style stocks are compatible with both AR15s and AR10s, hence the compatibility, because they use the same length buffer tubes. We pride ourselves on having an extensive inventory of the industry's best parts and equipment for popular firearms. -AXTS Raptor Charging Handle. . He recommended his a spring and buffer of his and it has been flawless ever since. Choosing an AR10 Buffer Weight. - Improves cycling reliability by preventing common problems such as poor cycling, short . Alliant Reloder 16 Smokeless Gun Powder . You can also try tuning the flow of the gas with an adjustable gas block or an adjustable gas tube (but not both). Yeah, sounds like you could try a carbine spring if you wanted and that might change the recoil impulse a little, but if I had to add weight to the buffer to make it work, I personally would leave it the way it is..I personally hate adding weight to a gun, but that's just me. . Faxon Firearms offers a 16-inch pencil-contour barrel in .308 Win. Get in touch with our team or place your order today! The low-profile rubber butt-pad is . The AR-10 buffer is the short one and it comes with one steel, one aluminum and one tungsten weights. Commonly mistaken for one another, the AR-10 and LR-308 share many similarities. Whats more, if youre willing to shell out a bit more cash, the gun can get even lighter. Carbine buffers or buffers with weights that fall under the H2 or H3 category are most commonly what AR-10 owners should be using along with carbine length butt stocks. Shop Palmetto State Armory Today and Save! Same day shipping when order is placed before 1PM EST. The violent action of the BCG going back and forth will be more intense and cause more wear and tear on your gun. OUR GST-9 IS UNAFFECTED BY THE LATEST 12/28 ATF CLARIFICATION LETTER. Add to Wishlist + Out of stock. Whats more, AR-10 rifles tend to be pretty hefty, and for lightweight options, prices climb for every ounce shaved. The shaft of the buffer guides the spring through the cycle to keep it from binding. There are three types of buffers rifle buffers, carbine buffers and adjustable buffers. and hydraulic buffer recoils less than my 11.5lb 223, though double ear protection is needed.-Mac . 0 of 0 people found the following review helpful: 1 of 1 people found the following review helpful: 2 of 2 people found the following review helpful: 0 of 1 people found the following review helpful. Or 150,000 pennies, to be exact. The pre 2012 buffer shows 6 position mil spec carbine buffer (I'm guessing 7" depth) utilizing a spring that is between 10.25-10.5 inches with 29-30 coils and using an AR10 carbine buffer 2.5" length (your guess as to weight). You will probably need an adjustable gas block and might need to retune your comp to get your gun leveled out if you go with a light bolt carrier and buffer. If the problem persists you should seek a reputable gunsmith. Well, I guess your mileage may vary applies to the "need" to run a full weight carrier and a heavy buffer in a 6.5 CM. Privacy V Seven Weapon Systems. Specifically, a mid range load of imr4350 and 140 nosler CC. Should you build a rifle that doesnt have an adjustable gas block or wont take one and you are experiencing extraction, ejection, or loading problems, the only way you may have without major replacement or gunsmithing is tuning in the buffer weight to what your rifle likes. AR-10 Stocks. It is made of lightweight aluminum, the rollers can help your MWS bolt cycle faster and smoother, perfect for those who are looking for an action air/competitive AR The easiest way to know what effect your buffer weight has on the rifle is to look at the ejection pattern: As we just discussed, if the rifle is functioning perfectly with a standard buffer, you may not want to play around with different weights and possibly get poor results. Since your AR-10 or LR-308's buffer tube assembly is essential to the proper functioning of the gun, you'll want to replace it as soon as you begin to experience signs of it wearing out, such as slower cycling or malfunctions. Yep it felt good to get it running on a normalized configuration.