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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ANGSTADT 40SW/45ACP BUFFER KIT
Angstadt Arms
MSRP: $85.40$61.00The Angstadt Arms 9mm heavy buffer assembly kit is compatible with blowback AR-9 style firearms chambered in 9mm, 40S and W and 45ACP. Includes 8oz solid state buffer and carbine buffer spring.MANUFACTURER: Angstadt ArmsMPN: AA45BUFKITMODEL: Buffer &...MSRP: $85.40$61.00 -
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 -
AERO AR10 ENHANCED CARBINE BUFFR KIT
Aero Precision
MSRP: $146.99$105.00The M5 .308 Enhanced Carbine Buffer Kit is the perfect complement to standard .308 rifle builds. This kit highlights our Enhanced Carbine Buffer Tube that delivers features that increase the reliability, security, and simplicity of your build...MSRP: $146.99$105.00 -
AERO AR15 ENHCD CARBINE BUFFER KIT
Aero Precision
MSRP: $107.79$77.00The AR15 Enhanced Carbine Buffer Kit is the perfect complement to standard AR15 rifle builds. This kit highlights our Enhanced Carbine Buffer Tube that delivers features that increase the reliability, security, and simplicity of your build.MANUFACTURER:...MSRP: $107.79$77.00 -
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 H2 BUFFER SILVER
Battle Arms Development
$55.00The 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-H2MODEL:...$55.00 -
BAD HEAVY BUFFER SILVER
Battle Arms Development
$38.00The 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:...$38.00 -
Out of stock
ARMASPEC STLTH RCIL SPRG KIT C H H2
Armaspec
MSRP: $138.59$99.00The Stealth Recoil Spring SRS GEN4 is a self-contained multi-stage drop-in replacement for your standard buffer and spring. The SRS is designed to keep the buffer spring from rubbing against the inner wall of the buffer tube providing smooth, quiet...MSRP: $138.59$99.00 -
Out of stock
ARMASPEC STLTH RECOIL SPRING AR10 G4
Armaspec
MSRP: $107.09$77.00The Stealth Recoil Spring SRS GEN4 is a self-contained multi-stage drop-in replacement for your standard buffer and spring. The SRS is designed to keep the buffer spring from rubbing against the inner wall of the buffer tube providing smooth, quiet...MSRP: $107.09$77.00 -
Out of stock
ARMASPEC STEALTH RECOIL SPRING H G4
Armaspec
MSRP: $107.09$77.00The Stealth Recoil Spring SRS GEN4 is a self-contained multi-stage drop-in replacement for your standard buffer and spring. The SRS is designed to keep the buffer spring from rubbing against the inner wall of the buffer tube providing smooth, quiet...MSRP: $107.09$77.00 -
Out of stock
STRIKE ADVANCED RECEIVER TUBE BLK
Strike Industries
MSRP: $69.93$54.00The Strike Industries Advanced Receiver extension brings an updated aesthetic and increased functionality to an often neglected, yet highly important component of the AR15/AR10 weapon system. The scalloped surfaces decrease friction with tight fitting...MSRP: $69.93$54.00 -
Out of stock
SPIKE S ST-T2 TUNGSTEN HEAVY BUFFER
Spike's Tactical
$83.00Looking 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-T2 buffer is one of the softest shooting, smoothest, and quietest buffers on the...$83.00