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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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 -
ANGSTADT 40SW/45ACP BUFFER KIT
Angstadt Arms
MSRP: $85.40$61.00The Angstadt Arms 40SW/45ACP Buffer Kit is designed to enhance the performance and reliability of AR-style pistols and carbines chambered in .40 S&W and .45 ACP. This kit includes a solid-state 8-ounce buffer paired with a compatible carbine buffer...MSRP: $85.40$61.00 -
AERO AR10 ENHANCED CARBINE BUFFR KIT
Aero Precision
MSRP: $146.99$105.00The Aero Precision AR10 Enhanced Carbine Buffer Kit is designed to optimize the performance and reliability of your AR-10 platform rifle. This complete buffer tube assembly incorporates an Enhanced Carbine Buffer Tube, engineered to provide improved...MSRP: $146.99$105.00 -
AERO AR15 ENHCD CARBINE BUFFER KIT
Aero Precision
MSRP: $107.79$77.00The Aero Precision AR15 Enhanced Carbine Buffer Kit is designed to optimize the performance and reliability of your AR15 build. Featuring the Enhanced Carbine Buffer Tube, this kit offers a robust and secure assembly that integrates seamlessly with...MSRP: $107.79$77.00 -
Out of stock
ARMASPEC STLTH RCIL SPRG KIT C H H2
Armaspec
MSRP: $138.59$99.00The Armaspec STLTH RCIL SPRG KIT C H H2 is a precision-engineered recoil spring kit designed to enhance the performance and reliability of compatible firearms. This advanced spring system replaces the standard buffer and spring assembly, offering a...MSRP: $138.59$99.00 -
Out of stock
ARMASPEC STEALTH RECOIL SPRING BB
Armaspec
MSRP: $107.09$77.00The Armaspec Stealth Recoil Spring BB is a precision-engineered replacement recoil spring designed to enhance the performance of your firearmÂ’s buffer system. Crafted by Armaspec, this multi-stage drop-in spring assembly offers a smooth and quiet...MSRP: $107.09$77.00 -
Out of stock
PWS ENHNCD BFFR TUBE MIL SPEC GEN 2
Primary Weapons Systems
MSRP: $139.93$100.00The Primary Weapons Systems ENHNCD BFFR TUBE MIL SPEC GEN 2 is a precision-engineered buffer tube designed to enhance the functionality and durability of AR-15 style rifles. Crafted with military specifications in mind, this enhanced buffer tube offers...MSRP: $139.93$100.00 -
Out of stock
PHASE5 AR15 PISTOL BUFFER TUBE ASSY
Phase 5 Weapon Systems
MSRP: $83.93$60.00The PHASE5 AR15 Pistol Buffer Tube Assembly from Phase 5 Weapon Systems is a precision-engineered component designed to enhance the performance and durability of AR-15 pistols. This complete assembly features a billet aluminum buffer tube constructed to...MSRP: $83.93$60.00 -
Out of stock
LUTH AR TRPL TUNGSTEN H3-BUFFER
Luth-AR
MSRP: $83.55$60.00The LUTH AR TRPL TUNGSTEN H3-BUFFER by Luth-AR is engineered to enhance the performance of AR-style rifles, particularly those equipped with short gas systems. This buffer incorporates three tungsten slugs, resulting in a total weight of 5.6 ounces,...MSRP: $83.55$60.00 -
Out of stock
LBE AR BUFFER TUBE KIT H3 BUFFER BLK
LBE Unlimited
MSRP: $99.04$75.00The LBE AR BUFFER TUBE KIT H3 BUFFER BLK by LBE Unlimited is a comprehensive assembly designed for AR-15 platforms. This kit features a six-position mil-spec diameter buffer tube, providing adjustable length options to enhance firearm customization and...MSRP: $99.04$75.00 -
Out of stock
LBE AR BUFFER TUBE KIT H2 BUFFER BLK
LBE Unlimited
MSRP: $91.99$68.00The LBE AR Buffer Tube Kit H2 Buffer BLK by LBE Unlimited is a complete assembly designed for AR-15 platforms. This kit includes a six-position mil-spec diameter buffer tube, a carbine-length recoil spring, receiver end plate, castle nut, and the H2...MSRP: $91.99$68.00