Out of stock. GunBuilders.com only ships within the United States. The 2.55" MCS Buffer Tube is the shortest for the AR-15 & AR-9 platform. Please note: Do you want to continue without logging in? Any parts that are missing, youll then need to buy separately (assuming that you do not have them already). Carbine Length Buffer Spring - Stainless Steel, Pistol Stock Buffer Tube Foam Pad Cover-Short, AR-9mm Pistol Buffer Tube Kit W/ Foam Pad, Stay up to date with news and promotions by signing up for our newsletter, Important Update: In compliance with HB 1240, we regret to inform our valued Washington State customers that we are no longer offering AR-style firearms for sale in the state. . Its durable, long lasting, and very rust and corrosion resistant as well. Spike's Tactical Mil-Spec . 2023 Gun Builders Depot Receive exclusive gun deals once a week and all our great reviews right in your inbox. Shipping of various parts and/or accessories are prohibited to states and locales (ie New Jersey, California, New York, etc) with restrictions against certain parts and/or accessories or "assault weapons" (i.e. Get 10% Off - Subscribe to Our Email List, Toll-Free: +1-800-504-5897 A buffer is a metal piece located inside the buffer tube in the stock. or something you wish we had, please let us know! Comes with Mil-Spec 6 position buffer tube, end plate, and crown nut. Luckily, we have here a list of the best 9mm AR buffers available in the market today. Did you find what you are looking for? Aluminum Weight: 0.22 oz. Get gun deals, hand's on reviews, educational content and updates on law changes, daily! I have owned one or two Caldwell chronographs for years and have found them to be accurate and easy to use. Be the first to know about our product launches and deals! The Wilson Combat AR9 Optimized Recoil System allows the user to adjust action spring weights to tune their bolts cyclic rate for optimum reliability. AR-15 .223/5.56 7.5" Barrel W/ 7" Handguard option | ''HAWK . In addition, due to different content standards, we want to make sure our valued customers know these reviews had lesser requirements than reviews written today do. The heavy buffer is likewise best used in a carbine or mid-length gas system shooting rifle rounds. Select options. Add to Cart. Length Reduction: Reduce the length of your buffer tube by over 5". When paired with a carbine length gas system, this buffer assembly will provide exceptional reliability and durability. October 11, 2021, Guntec USA AR 9mm Multi Caliber Collapsible Stock, Guntec USA AR-15 Ultra Lightweight Thin M-LOK Free Floating Handguard w/ Monolithic Top Rail, Guntec USA AR .308 Mini Slip Over Barrel Shroud w/Multi Port Muzzle Brake, Guntec USA AR-15 Reverse Thread Slip Over Fake Suppressor, Guntec USA .308 Caliber Ultra Lightweight Thin M-LOK System Free Floating Handguard w/Monolithic Top Rail, Guntec USA AR-15 Airlite Series Minimalist Stock, Guntec USA AR-15 Muzzle Comp w/QD Blast Shield, Guntec USA AR-15 Builders Kit w/Ambidextrous Safety, Guntec USA AirLok Series M-LOK Compression Free Floating Handguard w/Monolithic Top Rail, Guntec USA AR-15 Ultralight Series Complete Furniture Set, Guntec USA AR-15 Complete Anti-Rotation Trigger/Hammer Pin Set, Guntec USA Gen 2 Steel Multi Port Compensator, Guntec USA .308 Caliber AIR-LOK Series M-LOK Compression Free Floating Handguard w/Monolithic Top Rail, Guntec USA AR-15 Honeycomb Series Complete Furniture Set, Guntec USA AR-10 Mil-Spec Buffer Tube Set, .308 Cal, Guntec USA AR-15 Ultra Pistol Furniture Set, Guntec USA Ultralight Series Skeletonized Aluminum Pistol Grip, Guntec USA AR-15 Extended Bolt Catch Release, Guntec USA AR .308 Multi Caliber Collapsible Stock, Guntec USA AR 9mm Cal Pistol Buffer Tube Kit, Guntec USA AR .308 Cal Slip Over Barrel Shroud w/Multi Port Muzzle Brake, Guntec USA AR-15 Pistol Buffer Tube Kit w/Heavy Buffer, Guntec USA AR-15 Gen 3 Ejection Port Dust Cover Assembly, Guntec USA AR-15 Multi Caliber Collapsible Stock w/Adjustable Cheek Riser, Guntec USA Ultralight Series Skeletonized Aluminum Pistol Grip, Gen 2, Guntec USA AR 9mm Multi Caliber Collapsible Stock, Black, MCS-9. Its very durable and designed to withstand lots of shock, and the spacer helps to enable a smoother function as well. In stock! It's even compatible with most adjustable 6-position stocks so that you can customize the length of your rifle to your need. . Pay close attention to the parts that are listed as being included in the overall package. Enter your email address for special offers from MAS Defense LLC, AR-9 6 POSITION BUFFER TUBE - MIL-SPEC - KIT OPTIONS AVAILABLE, ATF Rule 2021R-05F - 80% Pistol Frame Update, Polymer80 Injunction to ATF Rule 2021R-05F, FORGED CHARGING HANDLE AR-15 - STANDARD TACTICAL LATCH, 10.5" 9MM AR-15 BARRELED UPPER - MAS DEFENSE NERO 9.87" M-LOK RAIL - FDE, AR-9 9MM BOLT CARRIER GROUP - GLOCK AND COLT BCG - MELONITE NITRIDE, 16" 9MM AR-15 BARRELED UPPER - MAS DEFENSE NERO 15" M-LOK RAIL, AR-9 9MM BOLT CARRIER GROUP - GLOCK AND COLT BCG - RADIANT GOLD (TiN), 5.25" 9MM AR-15 BARRELED UPPER - MAS DEFENSE NERO 4.2" M-LOK RAIL, 8" 9MM AR-15 BARRELED UPPER - MAS DEFENSE NERO 7.25" M-LOK RAIL, MISSION FIRST TACTICAL ENGAGE AR15 PISTOL GRIP W/ INTERCHANGEABLE STRAPS SCORCHED DARK EARTH MFT - EPGI16-SDE, AR-15 P5C PISTOL BUFFER TUBE KIT WITH 3oz BUFFER, END PLATE WITH QUICK DETACH (QD) SLING ADAPTER, AR-9 P9C 9MM PISTOL BUFFER TUBE - KIT OPTIONS AVAILABLE, MAGPUL AR-15 MOE POLYMER TRIGGER GUARD - BLACK - MAG417-BLK, SB TACTICAL SBA4 ADJUSTABLE AR-15 PISTOL STABILIZING BRACE - BLACK - SBA4X-01-SB. It should consist of four tungsten parts, and is an ideal choice for an AR pistol in either the 5.56 or 9mm rounds. Installed it on my PSA 16" 9mm build. They are known for, among other things, their excellent shooting rests and their chronographs. Required fields are marked *. The Mil-Spec buffer tube is made from aluminum while the spring is made from stainless steel. This kit includes the following: end plate, castle nut, buffer tube, carbine spring, and 5.5-ounce buffer. The purpose of the buffer is to make your AR fire more effectively. Glock 42/43 OEM Polymer Fixed Rear Sight . Buffer weights are usually built out of steel, and are separated by rubber pads. Whoops Kit - Commonly Misplaced Small Lower Parts, AR-9 Lower Receiver Parts Kit W/ A2 'USA FLAG' Pistol Grip, AR-15 Charging Handle Dual Ambidextrous, Dust Cover and Forward Assist -Bundle, CERAKOTE COLOR OPTION| AR- Pistol Buffer Tube, AR-15 .223/5.56 16" Barrel W/ 7" Free Float Handguard option | ''ENCORE'' Carbine Kit, AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' Keymod Handguard option | Carbine Upper Build UPK48 [ASSEMBLED], AR 9mm 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard option | Carbine Upper Build UPK42 [ASSEMBLED], AR-9mm 16'' Barrel W/ 12'' 15'' Keymod Handguard option | Carbine Upper Build UPK70 [ASSEMBLED], AR-15 .223/5.56 Ambidextrous Lower Build Kit W/ ALPHA Stock MK2 | Mil-Spec, AR-15 .223/5.56 16" Barrel W/ 10'' 12'' 15'' Handguard Option | ''REAPER'' Carbine Kit, AR-15 .223/5.56 7.5" Barrel 7'' Handguard option | ''RIGHTEOUS'' Pistol Kit, AR-15 .223/5.56 16" Barrel W/ 12'' 15'' Handguard Option | ''HORUS'' Carbine Kit, AR-15 .223/5.56 7.5" Barrel W/ 7" Handguard option | ''STANDARD'' Pistol Kit, AR-15 .223/5.56 16" Barrel W/ 10'' 12'' 15'' Handguard option | ''OLD GLORY'' Carbine Kit. That being said, the higher end buffers can cost well over a hundred dollars. I'm Mike, one of the oldest writer of Sniper Country! For individual Officer, First Responder, and Military pricing please make sure you are logged in. After serving in the military, Beau got himself even more guns. Direct thread 6" sectional suppressor (will keep on almost all the time) First AR9 build, and first AR ever, worked great at the range today! For more information on HB 1240 and its impact on our inventory, please visit the official webpage of HB 1240 (. ) The buffer tube is forged from 7075-T6 aluminum which makes it very light and tough as hell. Please try again, or email us directly at. For more information go to: www.P65Warnings.ca.gov. Winchester took the parent case, shortened, blown out, and then necked down to take a thirty caliber bullet. Adjustable Carbine Stock & Buffer Tube Assembly, Magpul MOE Carbine Stock & Buffer Tube Assembly, Classic Lower Build Kit | Classic Lower Parts Kit | Butt Stock | Buffer Tube Assembly | AR-15. This exceptional training system shows you how to hit more targets. Notify Me. T6 Aluminum Tube, High Density PolymerStock, Accepts QD Sling Swivel On Left Or Right Side, Complete With Buffer Tube, End Plate, Castle Nut, 9mm Buffer, & Chrome Recoil Spring. Get exclusive discounts, new product releases, and updates from 80-lower.com, before anyone else! This is also a very lightweight unit that will not add very much weight to your carbine, although it is also a bit longer than other buffers and springs on the market. Gun deals, hand's on reviews, educational content and news on law changes, every day! We are your online source for AR-15 guns, parts, and accessories. Copyright (c) 2023 5D Tactical LLC. Shipping of various products found on this website are prohibited to some states (such as California, Connecticut, District of Columbia, Hawaii, New Jersey, New York, Rhode Island, and Washington). from builders like you, 7 Day Customer Service So, whether youre a newbie or a pro you should consider MantisX. The AR9 Optimized Recoil System comes with three full-size 1911 recoil springs . Unfortunately, the item(s) selected is out of stock. Good solid 5.5 oz buffer and slightly stiffer 9mm carbine spring. Before you purchase a buffer, you need to find out if it is compatible with a carbine gas system or pistol gas system. Radical Firearms AR-15 Pistol Buffer Tube Kit MSRP: $35.99 Notify Me SB Tactical Adjustable PDW Pistol Stabilizing Brace - Black MSRP: $300.00 SALE PRICE: $239.99 Notify Me SB Tactical SOB Pistol Stabilizing Brace + Pistol Buffer Tube Kit - FDE MSRP: $179.99 SALE PRICE: $99.99 Notify Me 9AM-5PM CT Sat-Sun (Chat & Email Only), Guntec USA AR 9mm Cal. Quick view. Another option is to purchase a lower receiver assembly that comes with both the buffer and buffer tube. AR-9mm 7.5" Barrel W/ 7" Handguard option | ''STANDARD'' Pistol Kit, AR-9mm 7.5" Barrel W/ 7" Handguard option | ''REBEL'' Pistol Kit, 13 Pcs. Click for Price. The purpose of the buffer is to make your AR fire more effectively. This results in less THUMP being delivered into your shoulder and also reduces the bounce of the bolt when a new round is transported from the magazine into the chamber. Gear Expert, states with high-capacity magazine restrictions, manufacturing of semi-automatic weapons, etc..). It absorbs a lot of the recoil and shock when you fire the weapon, which delivers less of a kick into your shoulder. Add to cart. Length: 3.29" Compatibility: 9mm AR platform with carbine length buffer tube; Includes: 1x Odin Works AR-9 Buffer . It absorbs a lot of the recoil and shock when you fire the weapon, which delivers less of a kick into your shoulder. It buffer can move around in the presence of the buffer spring, which is also located inside the buffer tube. Your email address will not be published. If you're in the market for an buffer tube, buffer spring, or buffer weigh 5D Tactical brings you a convenient AR-9 buffer tube kit to quickly complete your AR-9 lower. Email: sales@opticsplanet.com, 9AM-7PM CT Mon-Fri Trying to get the shortest overall length ar9 without having to pay for a dead foot arms mini buffer system. The buffer housing is made out of steel, and it has two tungsten weights that add up to 4.6 ounces. BONUS OFFER: Get your free shooting range targets to print at home! Learn more about our Return Policy. The cost will matter a lot to you if youre on a budget. We encourage each and every builder to perform their own research about the state and federal laws that apply to them. $475.00 Add to Cart. I was very satisfied and impressed. Features: Carbine length aluminum extension tube Standard 9mm rifle stainless steel buffer spring Standard 9mm buffer weight Latch plate Lock ring . Now, lets begin. DFA BOLT CARRIER GROUP W/ CYCLE SYSTEM= 17oz.9MM SYSTEM WEIGHTS- WITHOUT BCG= 8.1oz. We try our best to keep our shipping page current, but laws change daily. Beau has also trained with the USCCA and is a current member. Its designed to absorb a lot of the recoil from an AR. We try our best to keep our shipping page current, but laws change daily. Publicly traded on . Also not a fan of the folding stock adapter. You will not have access to saved addresses or payment. Just make sure that you fire a few rounds in order to loosen up the spring and ensure a smooth action. Beau has collected guns since he was 21. During the data transfer we were unable to preserve nicknames, authors, or helpful scores for older reviews. SKU: 9MMBUF001 Categories: LOWER PARTS, stock parts Tags: 9MM, AR15, carbine, PCC, PDW, SPRING. This kit includes the following: end plate, castle nut, buffer tube, carbine spring, and 5.5-ounce buffer. The membranes (50 g per tube) were suspended in ice cold binding saline (120 mM NaCl, 5 mM KCl, 2 mM CaCl2, 1 mM MgCl2, 50 mM Tris-Tris-HCl buffer, pH 7.4). Specifications. This Sub, especially BlowBack9's guides, were a huge help! If youre in the market for an buffer tube, buffer spring, or buffer weight 5D Tactical brings you a convenient AR-9 buffer tube kit to quickly complete your AR-9 80 lower. $ 27.99. Shop now and get Free Value Shipping on most orders over $49 to the Overall, the Angstadt is a solid choice for a buffer for your AR9. Sign up and get exclusive access to promotions, sales events, pre-order sales & more! Add to My Wish List . AR9-SD; DFA Underfolder; AR15 Short Buffer Tube Kits; Stocks and Pistol Braces; SCW Stocks and Braces; DFA Parts and Components; Blems; . No spam. Standard orders will ship out in 1 business days or less if ordered by 3:30 pm CST, Monday-Friday. The included latch plate and lock ring ensure that the buffer tube will not back off over time. These aftermarket parts work by reducing the velocity of moving parts. Multi Caliber Collapsible Stock, Black, MCS-9. The buffer tube is crafted from 7075-T6 aluminum which makes it very light and durable as hell. Also, it has been designed to fire in the folded position. receipt, and we'll cover the cost of return shipping. AR15 Slick Side Pistol Upper 7.5 S.S. Barrel 7 inch slim Keymod Rail No BCG or Charging Handle $ 249.95 $ 189.95. The spring and buffer weight are tuned specifically to 9x19mm caliber rounds for optimum reliability. The buffer tube is forged from 7075-T6 aluminum which makes it very light . Code: 2AH-BSC-A9CMCCS-MCS-9. 0 of 0 people found the following review helpful. Again, you just have to make sure that your buffer and buffer tube of choice can fit together. Buffer Tube Cap Carbine length buffer spring QD Quick Detach End Plate Castle Nut Guide Rod Assembly Bolt Carrier Insert . A buffer that is too light will do little to nothing to lower recoil, and can also inflict greater wear on your 9mm AR lower receiver, parts kit, and the bolt. Add to Cart. IF YOU'RE UTILIZING THE FOSTECH ECHO 2 BINARY TRIGGER SYTEM, PLEASE SEE THE PRODUCT DESCRIPTION FOR THE CORRECT BUFFER AND SPRING FOR THAT TRIGGER! Rating: 73%. It is more expensive than most other AR9 buffers out on the market, but at the same time, you get what you pay for. Steel is tougher and more durable, but aluminum can hold up well on its own and is also much lighter in weight. MSRP: $30.00. Call Us: 877-313-3233; . Account Gift Certificate balance will not be available. Any one of the buffers that we have covered here today will be a solid choice for your AR9, or alternatively, you can follow the buyers guide that we listed before to help you select another buffer as well. As Low As (Save Up to 20%), Bravo Company MFG AR15 Pistol Receiver Extension Kit w/, KynSHOT RB502SS 9mm Competition Short Stroke, JE Machine Tech AR-15 Mil-Spec 6-Position, As Low As (Save Up to 37%), MDT Skeleton Carbine Stock w/Adjustable Cheek Pad, As Low As (Save $1.00), As Low As (Save Up to 21%), As Low As (Save Up to 32%), As Low As (Save Up to 31%), Ghost Firearms Upper Receiver, Pistol Lower Parts Kit, .300 Blackout, 10.5in Pistol, Moly Steel Barrel, 1-8 Twist, M-LOK Free Float Hand Guard, As Low As (Save Up to 17%), As Low As (Save Up to 28%). It is your responsibility to understand the law and we encourage you to consult with an attorney or your local ATF representative. Your email address will not be published. IN STOCK. WARNING: Handling firearms parts and accessories can expose you to lead and other petroleum products known to the State of California to cause cancer and reproductive harm. If you do not yet have a buffer tube because you are building a new AR-9 from the ground up, the best strategy is to purchase the buffer tube and buffer together and confirm before you purchase that they can fit together. If you want to maintain proper function and reduce recoil, shop our selection of aluminum and heavy buffers. | Sitemap. On the other hand, a buffer that is too heavy can also run into problems, most notably including short strokes, jams, and feeding issues. Notify me of exclusive sales and special promotions. The bolt could even unlock early from a light buffer, which could result in a casing becoming stuck. Looking to build the ultimate AR-9 carbine? AR 9mm Pistol Build | Phase 5 Buffer Tube | How to Build: PART 4 17,917 views Mar 13, 2018 159 Dislike Share Musty Yeti 28.5K subscribers Phase 5 Tactical IG: phase5wsi My IG: @MustyYeti Today we. $39.95. As an added bonus, the Kyntec is built out of very durable stainless steel, which further helps to extend its overall service life as well. Legacy Reviews were written prior to the latest upgrade of our Review System. Javascript is disabled on your browser. He shares most of his passion with other gun enthusiasts here on Sniper Country. Some are designed specifically for pistol gas systems and cannot handle a carbine, while vice versa others are designed for carbines but not for pistols. It is your responsibility to understand the law and we encourage you to consult with an attorney or your local ATF representative. Copyright: Epic Heaven Contact us for the use of this Licensed Footage: EpicHeavenFeed@gmail.com INSTAGRAM - http://instagram.com/EpicHeaven TWITTER - ht. Established by using several of the very most sturdy and dependable resources available, these AR15 Stocks from Guntec USA will provide you with an item which will give you a great deal of stability. Serving builders since 2014. If you want to make your AR easier to shoot with less recoil, getting one of the best 9mm AR buffers is ideal. Please update your specifications to see more results. Worked perfectly. Shipping of various products found on this website are prohibited to some states (such as California, Connecticut, District of Columbia, Hawaii, New Jersey, New York, Rhode Island, and Washington). Enter your email address for special offers from MAS Defense LLC, AR-9 P9C 9MM PISTOL BUFFER TUBE - KIT OPTIONS AVAILABLE, Finish: Type 3 Hard Coat Anodized - Black, ATF Rule 2021R-05F - 80% Pistol Frame Update, Polymer80 Injunction to ATF Rule 2021R-05F, 16" 9MM AR-15 BARRELED UPPER - MAS DEFENSE NERO 15" M-LOK RAIL, 8" 9MM AR-15 BARRELED UPPER - MAS DEFENSE NERO 7.25" M-LOK RAIL, FORGED CHARGING HANDLE AR-15 - STANDARD TACTICAL LATCH, 10.5" 9MM AR-15 BARRELED UPPER - MAS DEFENSE NERO 9.87" M-LOK RAIL - FDE, AR-9 9MM BOLT CARRIER GROUP - GLOCK AND COLT BCG - MELONITE NITRIDE, AR-9 9MM BOLT CARRIER GROUP - GLOCK AND COLT BCG - RADIANT GOLD (TiN), 5.25" 9MM AR-15 BARRELED UPPER - MAS DEFENSE NERO 4.2" M-LOK RAIL, 80% FORGED LOWER RECEIVER AR-15 - FLAT DARK EARTH (FDE), MISSION FIRST TACTICAL ENGAGE AR15 PISTOL GRIP W/ INTERCHANGEABLE STRAPS SCORCHED DARK EARTH MFT - EPGI16-SDE, 80% BILLET LOWER RECEIVER AR-15 - LET'S GO BRANDON, 3 PACK POLYMER80 AR-15 RHINO RL556V3 80% POLYMER LOWER RECEIVERS BLACK - P80-BK556V3 - COLOR OPTIONS, UTG PRO OPS READY S1 STOCK - MILSPEC - BLK - RBUS1BMS, MAGPUL AR-15 MOE PLUS GRIP - GREY - MAG416-GRY. : This product can expose you to chemicals, which are known to the State of California to cause Cancer and Reproductive Harm. Beretta 3032 Tomcat [Review]: A Worthy Self-Defense Pistol? Quick view. Add to Cart The item has been added. The ideal weight for a buffer for a carbine will be around three ounces, and slightly more for pistol buffers (H2 buffers typically weigh around four to five ounces). We encourage each and every builder to perform their own research about the state and federal laws that apply to them. For this reason, we have declared the author for all reviews created in the old system as "Legacy Reviewer". This is because the buffer utilizes a hydraulically dampened piston that helps to absorb the shock from the bolt carrier traveling to the rear when you fire the weapon. The Kyntec Corporation Hydraulic Buffer utilizes a hydraulically dampened piston to help reduce recoil, ensure smoother cycling, and reduce wear inflicted on the rest of the internal buffer tube parts. Stockholm Public Transport, SL, is responsible for buses, underground trains, commuter trains, trams, and certain ferry lines in Greater Stockholm. Quick View. . We sell buffer tube kits including NiB-X & mil-spec buffer tubes from WMD, Spike's Tactical, CMMG and our own RTB line with low prices and fast shipping on all orders. $52.95. $44.99. It serves a unique role as a short to mid range tactical weapon that can share the common magazines and ammunition as your handgun. CLICK HERE Today, he loves to shoot and write about his weapons. Quantity: Add to Wish List. If there is something we're doing well, something we can improve on, See our entire selection of AR15 Buffer Kits here. Sylvan Arms - AR15 / AR9 Folding Stock Adapter Gen. 3. Shipping of various parts and/or accessories are prohibited to states and locales (ie New Jersey, California, New York, etc) with restrictions against certain parts and/or accessories or "assault weapons" (i.e. Rating: CQC Short Pistol Buffer System (Simple) $44.95. The information, pictures, text or products presented on this website are not a representation by us, and should not be understood by you, that any product or completed firearm is legal to assemble or own in your state of residence. The Angstadt Arms AR-15 9mm Carbine Buffer Assembly Kit is designed to reduce recoil for your AR and also make the operation much smoother. If you're in need of a new AR9 buffer tube assembly kit, then we've got you covered. This 9mm buffer is all-inclusive since it comes with a flat wire buffer spring optimized for use with the buffer found in SI PDW systems and the majority of pistol-length buffer tubes. https://www.visitstockholm.com/travel-info/getting-around-stockholm Tags: OUTDOORSPORTSUSA, AR9 STOCK KIT W/ BUFFER OPTIONS, You Might Also Like; Recently Viewed; Most Viewed; Quickview. DPMS LR-308 [Review]: The AR, Back to Basics. $133.99 Save 15% . In stock! All rights reserved. Federal legislation dictates we cannot ship our products internationally. Subscribe to back in stock. Stockholm's local transportation network takes you almost anywhere. Product Code: BTK-AR9. Even though an AR9 already produces minimal recoil, one of the best ways to reduce the recoil of your AR9 even further and to ensure an overall smoother operation will be to upgrade the buffer. You will need a SPR stamp for this to be legal on a 7.5 9mm. Before you buy a buffer, here are the most important factors to consider when looking for a new buffer for your 9mm AR. Magpul MOE Carbine Stock & Buffer Tube Assembly. $79.99. If you're in need of a new AR9 buffer tube assembly kit, then we've got you covered. AR15 Simple Pistol Buffer Tube Kit - Carbine Buffer. The best strategy is to pre-determine what your budget is and then buy accordingly. Finally, the H2 style of buffer is the heaviest, and weigh around 4.7 ounces. CMMG 9mm Heavy Buffer - MK9. The Kyntec Corporation AR-15 9mm Hydraulic Recoil Buffer is one of the more unique buffers for an AR9 out on the market. 170 products / 546models. This hydraulic recoil design also helps to reduce the spring noise when you fire the carbine and reduces the amount of wear that is inflicted on the internal parts of your AR, which should extend the service life.