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 KAK Industry K-SPEC Buffer, weighing 7.3 ounces, is engineered to enhance the performance of compatible rifle platforms such as the M16 and K5 models. Designed to optimize recoil management, this buffer aids in reducing felt recoil, contributing to a...MSRP: $76.99$62.00 -
Out of stock
GEISSELE SPR 42 BRD WIRE BFR/SPR CMB
Geissele Automatics
MSRP: $102.82$74.00The Geissele SPR 42 BRD WIRE BFR/SPR CMB by Geissele Automatics is engineered to enhance the performance and durability of AR-15 style rifles. This buffer spring and buffer combo features a distinctive design with three independent wire strands, which...MSRP: $102.82$74.00 -
Out of stock
GEISSELE SPR 42 BRD WIRE BFR/SPR H2
Geissele Automatics
MSRP: $127.09$91.00The Geissele Automatics SPR 42 BRD Wire BFR/SPR H2 is a premium buffer spring and buffer assembly designed to enhance the performance and reliability of AR-15 platform rifles. This innovative buffer spring features a unique triple-wire strand...MSRP: $127.09$91.00 -
Out of stock
BCM MK2 BUFFER MOD1 T3
Bravo Company
MSRP: $83.93$60.00The Bravo Company BCM MK2 BUFFER MOD1 T3 is designed to enhance the performance of AR-pattern rifles equipped with the MK2 recoil mitigation system. This buffer, weighing 6.5 ounces, offers precise tuning capabilities to optimize firearm function,...MSRP: $83.93$60.00 -
Out of stock
ARMASPEC SRS BUFFER KIT AR10 GEN 4
Armaspec
MSRP: $152.45$109.00The Armaspec SRS Buffer Kit AR10 Gen 4 offers a complete buffer tube assembly designed specifically for AR-10 platforms. Crafted from durable mil-spec 7075-T6 aluminum, the six-position buffer tube provides reliable strength and versatility for stock...MSRP: $152.45$109.00 -
Out of stock
ARMASPEC SRS BUFFER KIT BB GEN 4
Armaspec
MSRP: $152.45$109.00The Armaspec SRS Buffer Kit BB Gen 4 is a precision-engineered buffer tube assembly designed to enhance the performance and reliability of AR-15 platforms. Manufactured by Armaspec, this kit includes a mil-spec 7075-T6 aluminum six-position buffer tube,...MSRP: $152.45$109.00 -
Out of stock
ARMASPEC SRS BUFFER KIT H3 GEN 4
Armaspec
MSRP: $152.45$109.00The Armaspec SRS Buffer Kit H3 Gen 4 is a comprehensive assembly designed to enhance the recoil management and overall performance of AR-15 platform rifles. This kit includes a mil-spec 7075-T6 aluminum buffer tube with six adjustable positions, allowing...MSRP: $152.45$109.00 -
Out of stock
ARMASPEC SRS BUFFER KIT H2 GEN 4
Armaspec
MSRP: $152.45$109.00The Armaspec SRS Buffer Kit H2 Gen 4 is a comprehensive buffer tube assembly designed to enhance the functionality and reliability of AR-15 platform rifles. This kit includes a mil-spec 7075-T6 aluminum buffer tube featuring six adjustable positions,...MSRP: $152.45$109.00 -
Out of stock
ARMASPEC SRS BUFFER KIT H GEN 4
Armaspec
MSRP: $152.45$109.00The Armaspec SRS Buffer Kit H Gen 4 is a comprehensive buffer tube assembly designed to enhance the functionality of AR-style firearms. Crafted from durable mil-spec 7075-T6 aluminum, the six-position buffer tube offers reliable strength and corrosion...MSRP: $152.45$109.00 -
Out of stock
ARMASPEC SRS BUFFER KIT C GEN 4
Armaspec
MSRP: $152.45$109.00The Armaspec SRS Buffer Kit C Gen 4 is a comprehensive assembly designed to enhance the functionality of AR-15 style rifles. This kit includes a mil-spec 7075-T6 aluminum six-position buffer tube, providing durability and precision fit. Alongside the...MSRP: $152.45$109.00 -
Out of stock
ARMASPEC STEALTH RECOIL SPRING 9 G4
Armaspec
MSRP: $107.09$77.00The Armaspec Stealth Recoil Spring 9 G4 is an advanced recoil management component designed to enhance the performance of compatible firearms. This multi-stage, self-contained recoil spring assembly replaces the standard buffer and spring, offering a...MSRP: $107.09$77.00 -
Out of stock
ARMASPEC SMB BUFFER KIT AR10 GEN 3
Armaspec
MSRP: $120.95$87.00The Armaspec SMB Buffer Kit AR10 Gen 3 is a precision-engineered component designed to enhance the performance of AR-10 style rifles. Manufactured by Armaspec, this buffer kit includes the Sound Mitigation Buffer (SMB), which serves as an advanced...MSRP: $120.95$87.00