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
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 firearms 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
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
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
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 -
Out of stock
ARMASPEC SMB BUFFER KIT AR9 GEN 3
Armaspec
MSRP: $120.95$87.00The Armaspec SMB Buffer Kit AR9 Gen 3 is a comprehensive solution designed for AR-9 platform builds, offering an advanced alternative to standard buffer assemblies. Manufactured by Armaspec, this kit includes the Sound Mitigation Buffer (SMB), engineered...MSRP: $120.95$87.00 -
Out of stock
ARMASPEC SMB BUFFER KIT H3 GEN 3
Armaspec
MSRP: $120.95$87.00The Armaspec SMB Buffer Kit H3 Gen 3 is a precision-engineered component designed to enhance the performance of your AR-15 platform. This kit features the Sound Mitigation Buffer (SMB), developed to improve cycling smoothness and reduce noise compared to...MSRP: $120.95$87.00 -
Out of stock
ARMASPEC SMB BUFFER KIT H2 GEN 3
Armaspec
MSRP: $120.95$87.00The Armaspec SMB Buffer Kit H2 Gen 3 is designed to enhance the performance and reliability of AR-15 style rifles. This comprehensive kit includes the Sound Mitigation Buffer (SMB), which replaces the standard buffer springs and weights found in typical...MSRP: $120.95$87.00 -
Out of stock
ARMASPEC SMB BUFFER KIT H GEN 3
Armaspec
MSRP: $120.95$87.00The Armaspec SMB Buffer Kit H Gen 3 is designed to enhance the performance and reliability of your AR-15 platform. Featuring Armaspecs innovative Sound Mitigation Buffer (SMB), this kit provides a refined alternative to standard mil-spec buffer systems...MSRP: $120.95$87.00