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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Out of stock
KAK BUFF/SPRN KT M16 K5 K-SPEC 7.3OZ
KAK Industry
MSRP: $76.99$62.00The K-SPEC Buffer was developed with specific goals in mind- Reducing felt recoil and providing faster follow up shots. With modern technology being applied to firearms, you're likely aware of the recoil management solutions that have been applied to...MSRP: $76.99$62.00 -
Out of stock
GEISSELE SPR 42 BRD WIRE BFR/SPR H3
Geissele Automatics
MSRP: $151.37$112.00The Geissele Super 42 Buffer Spring/Buffer Combo was designed to improve the function and reliability of your AR-15 pattern rifle. Its unique spring design uses three independent strands of wire. This concept acts as a harmonic damper and energy absorber...MSRP: $151.37$112.00 -
Out of stock
ARMASPEC SRS BUFFER KIT AR10 GEN 4
Armaspec
MSRP: $152.45$109.00The Armaspec enhanced buffer tube kit contains all the necessary parts required to mount a stock assembly on to a lower receiver. The buffer tube kit, contains a mil-spec 7075-T6 6 position buffer tube, a steel castle nut and end plate as well as a SRS...MSRP: $152.45$109.00 -
Out of stock
ARMASPEC SMB BUFFER KIT H3 GEN 3
Armaspec
MSRP: $120.95$87.00The Armaspec SMB Kit comes with everything needed to complete your rifle build. This Kit comes with Armaspec's SMB ( Sound Mitigation Buffer), a superior upgrade buffer in place of the OEM mil-spec buffer springs and weights.MANUFACTURER: ArmaspecMPN:...MSRP: $120.95$87.00 -
Out of stock
ARMASPEC SMB BUFFER KIT H GEN 3
Armaspec
MSRP: $120.95$87.00The Armaspec SMB Kit comes with everything needed to complete your rifle build. This Kit comes with Armaspec's SMB ( Sound Mitigation Buffer), a superior upgrade buffer in place of the OEM mil-spec buffer springs and weights.MANUFACTURER: ArmaspecMPN:...MSRP: $120.95$87.00 -
Out of stock
ARMASPEC SMB BUFFER KIT C GEN 3
Armaspec
MSRP: $120.95$87.00The Armaspec SMB Kit comes with everything needed to complete your rifle build. This Kit comes with Armaspec's SMB ( Sound Mitigation Buffer), a superior upgrade buffer in place of the OEM mil-spec buffer springs and weights.MANUFACTURER: ArmaspecMPN:...MSRP: $120.95$87.00 -
Out of stock
ANGSTADT 9/40/45ACP 10OZ BUFFER KIT
Angstadt Arms
MSRP: $126.00$90.00Complete 10oz 9mm (AR9/PCC) extra heavy buffer kit gives you everything you need to get your 9mm, 40 S&W, or 45 ACP AR9/PCC running smoothly. Compatible with both GLOCK and Colt-style magazines.MANUFACTURER: Angstadt ArmsMPN: AA40BUFKITMODEL: Buffer...MSRP: $126.00$90.00 -
Out of stock
AERO AR15 ENHCD CARB BUFFER KIT ODG
Aero Precision
MSRP: $107.79$77.00The AR15 Enhanced Carbine Buffer Kit is the perfect complement to standard AR15 rifle builds. This kit highlights their Enhanced Carbine Buffer Tube that delivers features that increase the reliability, security, and simplicity of your build...MSRP: $107.79$77.00 -
Out of stock
AERO AR10 ENHCD CARB BUFFER KIT KBRN
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 their Enhanced Carbine Buffer Tube that delivers features that increase the reliability, security, and simplicity of your build...MSRP: $146.99$105.00 -
Out of stock
AERO AR15 ENHCD CARB BUFFER KIT BRN
Aero Precision
MSRP: $107.79$77.00The AR15 Enhanced Carbine Buffer Kit is the perfect complement to standard AR15 rifle builds. This kit highlights their Enhanced Carbine Buffer Tube that delivers features that increase the reliability, security, and simplicity of your build...MSRP: $107.79$77.00 -
Out of stock
BAD H3 BUFFER SILVER
Battle Arms Development
$102.00The 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-H3MODEL:...$102.00