Buffer System
Gas & Brass Armory stocks high-quality AR-15 buffer systems to ensure proper function and recoil management in your rifle build. Located in Brandon, FL, we offer complete buffer kits, individual buffer tubes, springs, and weights from trusted brands like Aero Precision, BCM, Geissele, and more. Whether you're building a carbine, mid-length, or pistol setup, our selection includes mil-spec and commercial options for a reliable and smooth shooting experience.
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ADV TECH AR15 BUFFER TUBE PKGE (MIL)
ATI Outdoors
MSRP: $71.53$53.00The Advanced Technology Int. Military-Spec Buffer Tube Assembly fits most AR-15 and AR Variants. It is not compatible with .308 Rifles. It is constructed of Military Type III Anodized, 6061 T6 Aluminum and is virtually indestructible. This package...MSRP: $71.53$53.00 -
ADV TECH AR10 MIL TUBE ASSEMBLY BLK
ATI Outdoors
MSRP: $76.22$56.00Advanced Technology makes high quality firearm components for the AR PlatformMANUFACTURER: ATI OutdoorsMPN: A.5.10.2552MODEL: 0Description: AR10 Buffer Tube AssemblyFit: AR-10Type: Buffer Tube Complete AssemblyColor: BlackMSRP: $76.22$56.00 -
ARMASPEC CARB BFF TUBE KIT W/ EP/CN
Armaspec
MSRP: $49.13$36.00Founded in 2013, Armaspec is a U.S. manufacturer of firearm accessories for the AR, Glock, AK, 1911, and other platforms. Armaspec focus's on producing quality, innovative products that offer a tactical advantage, at a fair price, all made in the U.S...MSRP: $49.13$36.00 -
ARMASPEC A5 SPACER FOR SRS/SMB
Armaspec
MSRP: $10.38$7.00A5 Spacer for the Stealth Recoil Spring or Sound Mitigation Buffer for A5 style stocks.MANUFACTURER: ArmaspecMPN: ARM154-RFLA5MODEL: A5 SpacerFit: AR-15Type: BufferColor: BlackMSRP: $10.38$7.00 -
ARMASPEC SOUND MIT BUFFER AR10 GEN 3
Armaspec
MSRP: $75.59$54.00The Gen3 Sound Mitigation Buffer SMB is a single-stage captured drop-in replacement for your standard buffer and spring. The SMB is designed to keep the buffer spring from rubbing against the inner wall of the buffer tube providing smooth, quiet...MSRP: $75.59$54.00 -
ARMASPEC SOUND MIT BUFFER AR9 GEN 3
Armaspec
MSRP: $75.59$54.00The Gen3 Sound Mitigation Buffer SMB is a single-stage captured drop-in replacement for your standard buffer and spring. The SMB is designed to keep the buffer spring from rubbing against the inner wall of the buffer tube providing smooth, quiet...MSRP: $75.59$54.00 -
ARMASPEC A2 SPACER FOR SRS/SMB
Armaspec
MSRP: $10.38$7.00Fixed Stock to Carbine Spacer for the Stealth Recoil Spring or Sound Mitigation Buffer for A1 and A2 style stocks.MANUFACTURER: ArmaspecMPN: ARM154-RFLMODEL: A2 SpacerFit: AR-15Type: BufferColor: BlackMSRP: $10.38$7.00 -
ANGSTADT 9MM BUFFER KIT BLK
Angstadt Arms
MSRP: $72.80$52.00The Angstadt Arms 9mm buffer assembly kit is compatible with both GLOCK and Colt style 9mm AR-15's. Weighing 5.4oz, this buffer is tough enough to withstand the abuse of blowback 9mm firearms and features a dedicated buffer spacer to limit overtravel of...MSRP: $72.80$52.00 -
BAD 6 POS MILSPEC BFFR TUBE ODG
Battle Arms Development
MSRP: $62.93$45.00This Battle Arms Development 6 Position Carbine Buffer Tube is constructed from 7075-T6 aircraft-grade aluminum has a hard black anodized finish, will fit all standard AR15/M16/M4 lower receivers, and is made in the USA. Battle Arms Development, Inc. (B...MSRP: $62.93$45.00 -
BAD HEAVY BUFFER SILVER
Battle Arms Development
$50.00The Battle Arms Development Mil-spec buffers is your top choice for your next build. Featuring the ability to drop into any collapsible AR15/M16 buffer tube, their buffers are built to last.MANUFACTURER: Battle Arms DevelopmentMPN: AR15-BUFFER-HMODEL:...$50.00 -
Out of stock
SPIKE S ST-9X 9MM HEAVY BUFFER
Spike's Tactical
MSRP: $62.94$45.00Spike's Tactical stainless steel heavy buffer for use in a carbine stock. The ST-9X is a dedicated 9mm buffer due to its extended length. Its extended length helps eliminate the problem of breaking bolt catches. The buffer will smooth the gun out, make...MSRP: $62.94$45.00 -
Out of stock
SPIKE S ST-T1 TUNGSTEN HEAVY BUFFER
Spike's Tactical
MSRP: $41.52$30.00Looking for a heavy buffer to replace your standard carbine buffer? Well, Spike's came up with something that offers the HIGHEST performance at a reasonable price. The ST-T1 buffer is one of the softest shooting, smoothest, and quietest buffers on the...MSRP: $41.52$30.00