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 FOR AR-15 CARB STOCKS
KynSHOT
$150.00The KynSHOT Buffer for AR-15 Carbine Stocks, model RB5000, is engineered to enhance the performance of AR-15 rifles equipped with Mil-Spec style carbine buffer tubes featuring an internal depth of 7 inches. This hydraulic buffer system is designed as a...$150.00 -
GEISSELE SPR 42 BRD WIRE BFR/SPR H3
Geissele Automatics
MSRP: $151.37$109.00The Geissele Automatics SPR 42 BRD WIRE BFR/SPR H3 is a precision-engineered buffer spring and buffer assembly designed to enhance the performance and reliability of AR-15 style rifles. Featuring a unique triple-wire spring construction, this innovative...MSRP: $151.37$109.00 -
CMMG RECEIVER EXT KIT CARBINE AR15
CMMG
MSRP: $77.06$52.00The CMMG Receiver Extension Kit for Carbine AR-15 offers a complete assembly designed to enhance the functionality of your AR-15 lower receiver. Manufactured by CMMG, this kit includes a 6-position Mil-Spec carbine receiver extension, an end plate,...MSRP: $77.06$52.00 -
CMMG BUFFER ASSEMBLY CARB MK3
CMMG
MSRP: $53.12$42.00The CMMG Buffer Assembly Carb Mk3 is engineered to provide reliable performance for AR-style rifles, specifically compatible with LR-308 Mk3 and AR-10 platforms. Manufactured by CMMG, this buffer assembly is designed to work seamlessly with the CMMG 308...MSRP: $53.12$42.00 -
CMMG BUFFER ASSEMBLY CARB MK9
CMMG
MSRP: $33.29$30.00The CMMG BUFFER ASSEMBLY CARB MK9 is a precision-engineered component designed specifically for AR-15 rifles chambered in 9mm. Manufactured by CMMG, a trusted name in firearm parts and accessories, this buffer assembly is optimized for use with...MSRP: $33.29$30.00 -
CMMG AR-15 BUFFER ASSEMBLY
CMMG
MSRP: $28.32$23.00The CMMG AR-15 Buffer Assembly is a precision-engineered component designed to enhance the performance and reliability of AR-15 style rifles. Manufactured by CMMG, a trusted name in firearm parts and accessories, this buffer assembly is specifically...MSRP: $28.32$23.00 -
CMC AR15 STANDARD BUFFER ASSEMBLY ML
CMC Triggers
MSRP: $79.80$57.00The CMC AR15 STANDARD BUFFER ASSEMBLY ML by CMC Triggers is engineered to meet Mil-Spec standards, ensuring reliable compatibility with AR-15 lower receivers and Mil-Spec stocks. This complete buffer tube assembly includes a six-position buffer tube...MSRP: $79.80$57.00 -
CMC AR15 8-POS BUFFER KIT A5 LNGTH
CMC Triggers
MSRP: $138.60$99.00The CMC AR15 8-POS Buffer Kit A5 Length from CMC Triggers is engineered to enhance the performance and customization of AR-15 platforms. This buffer kit features an anodized finish for durability and corrosion resistance, ensuring long-lasting...MSRP: $138.60$99.00 -
BCM STOCK HARDWARE MOUNT KIT MILSPEC
Bravo Company
MSRP: $81.13$58.00The Bravo Company BCM Stock Hardware Mount Kit MilSpec is a comprehensive assembly designed to securely attach Mil-Spec dimension carbine stocks to AR-15 lower receivers. This kit includes all essential components such as the Mil-Spec 6-position receiver...MSRP: $81.13$58.00 -
BCM MK2 RECOIL MITIGATION MOD1 T1
Bravo Company
MSRP: $163.73$117.00The Bravo Company BCM MK2 RECOIL MITIGATION MOD1 T1 is a comprehensive recoil management solution designed for AR pattern rifles. Engineered to reduce the felt recoil, this system enhances shooting comfort while preserving the rifle's reliability and...MSRP: $163.73$117.00 -
BCM MK2 RECOIL MITIGATION MOD1 T0
Bravo Company
MSRP: $153.93$110.00The Bravo Company BCM MK2 Recoil Mitigation Mod1 T0 is designed to enhance the shooting experience by reducing felt recoil in AR-pattern rifles. This complete buffer tube assembly integrates advanced recoil management features to improve overall firearm...MSRP: $153.93$110.00 -
BCM MK2 BUFFER MOD1 T4
Bravo Company
MSRP: $102.13$73.00The Bravo Company BCM MK2 BUFFER MOD1 T4 is an advanced buffer designed to optimize the performance of AR-pattern rifles equipped with the MK2 recoil mitigation system. Weighing 7.4 ounces, this buffer enables precise tuning to enhance reliability and...MSRP: $102.13$73.00