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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KYNSHOT BUFFER AR-9 CMP SHRT STROKE
KynSHOT
$175.00The KynSHOT RB5020SS Recoil Buffer is a hydraulic buffer system designed and optimized for competition shooters who would like to get quicker sight recovery and follow up shots when shooting with their competition PCC's. Designed in cooperation with...$175.00 -
KYNSHOT NON-ADJ MIL-SPEC SHTGN BUFF
KynSHOT
$220.00The KynSHOT RB5103 Non-Adjustable Damped Shotgun Recoil Buffer is our non-adjustable shotgun buffer designed to reduce recoil at economic price point. The RB5103 is designed to fit any stock adapter or receiver that uses Mil-Spec style threads and can be...$220.00 -
KYNSHOT BUFFER FOR AR9 3.5 -7.5 BBL
KynSHOT
$160.00The KynSHOT RB5007 Recoil Buffer is a hydraulic buffer system designed and optimized to fit 9mm PCC's using a Mil-Spec style carbine buffer tube (internal depth 7"). The RB5007 can be paired with any style buffer spring, and is a simple drop-in...$160.00 -
KYNSHOT ADJ MIL-SPEC SHOTGUN BUFFER
KynSHOT
$230.00The KynSHOT RB5100 Adjustable Damped Shotgun Recoil Buffer features three adjustable damped settings allowing the shooter to tune the buffer to the type of ammunition they are shooting. Positioned on the threaded portion of the cylinder, the buffers...$230.00 -
KYNSHOT BUFFER AR10 308 FIXED STOCK
KynSHOT
$175.00The KynSHOT RB5006 Recoil Buffer is a hydraulic buffer system designed and optimized to fit any AR-10 using a Mil-Spec style rifle length A1 or A2 fixed stock buffer tube (internal depth 9.5"). The RB5006 can be paired with any style rifle buffer...$175.00 -
KYNSHOT BUFF 308 STD CLPS STK 3.25
KynSHOT
$155.00The KynSHOT RB5005 Recoil Buffer is a hydraulic buffer system designed and optimized to fit any AR-10 using an AR-10 length/A5 buffer tube (internal depth 7.75"). The RB5005 can be paired with any style AR-10 buffer spring, and is a simple drop-in...$155.00 -
KYNSHOT BUFFER FOR FIXED STOCK AR-15
KynSHOT
$175.00The KynSHOT RB5001 Recoil Buffer is a hydraulic buffer system designed and optimized to fit any AR-15 using a Mil-Spec style rifle length A1 or A2 fixed stock buffer tube (internal depth 9.5"). The RB5001 can be paired with any style rifle buffer spring,...$175.00 -
KAK BUFF TB KIT AR CARB 3OZ
KAK Industry
MSRP: $58.79$42.00KAK Industry Mil-Spec Carbine Buffer Tube kit- Receiver ExtensionMANUFACTURER: KAK IndustryMPN: AR15-KT-003MODEL: AR-15 CarbineDescription: Buffer Tube KitFinish: AnodizedType: Buffer Tube Complete AssemblyColor: BlackMSRP: $58.79$42.00 -
GEISSELE SPR 42 BRD WIRE BFR/SPR CMB
Geissele Automatics
MSRP: $102.82$75.00The 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: $102.82$75.00 -
CMMG RECEIVER EXT KIT CARBINE AR15
CMMG
MSRP: $77.06$60.00When you are thinking about building a new AR-15 rifle or completing that lower you have had sitting around this CMMG AR-15 Carbine Receiver Extension Kit 6-position Mil-Spec is the perfect one. This kit contains an AR-15 carbine receiver extension, end...MSRP: $77.06$60.00 -
CMMG BUFFER ASSEMBLY CARB MK9
CMMG
MSRP: $33.29$30.00The CMMG MK9 AR-15 9mm Carbine Buffer is a replacement buffer for AR-15's/M4's that are chambered in 9mm luger using a carbine receiver extension.MANUFACTURER: CMMGMPN: 90CA9B4MODEL: 0Fit: AR RiflesType: BufferColor: BlackMSRP: $33.29$30.00 -
CMMG AR-15 BUFFER ASSEMBLY
CMMG
MSRP: $28.32$23.00CMMG manufactures high quality parts and accessories for the AR-15 platform. This CMMG AR-15 Buffer Assembly is a replacement buffer for AR-15's/M4's that are using a carbine receiver extension.MANUFACTURER: CMMGMPN: 55CA977MODEL: 0Description: Buffer is...MSRP: $28.32$23.00