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 Stealth Recoil Spring SRS GEN4 is a self-contained multi-stage drop-in replacement for your standard buffer and spring. The SRS is designed to keep the buffer spring from rubbing against the inner wall of the buffer tube providing smooth, quiet...MSRP: $138.59$99.00 -
Out of stock
ARMASPEC STLTH RECOIL SPRING AR10 G4
Armaspec
MSRP: $107.09$77.00The Stealth Recoil Spring SRS GEN4 is a self-contained multi-stage drop-in replacement for your standard buffer and spring. The SRS is designed to keep the buffer spring from rubbing against the inner wall of the buffer tube providing smooth, quiet...MSRP: $107.09$77.00 -
Out of stock
ARMASPEC STEALTH RECOIL SPRING H G4
Armaspec
MSRP: $107.09$77.00The Stealth Recoil Spring SRS GEN4 is a self-contained multi-stage drop-in replacement for your standard buffer and spring. The SRS is designed to keep the buffer spring from rubbing against the inner wall of the buffer tube providing smooth, quiet...MSRP: $107.09$77.00 -
Out of stock
STRIKE ADVANCED RECEIVER TUBE BLK
Strike Industries
MSRP: $69.93$54.00The Strike Industries Advanced Receiver extension brings an updated aesthetic and increased functionality to an often neglected, yet highly important component of the AR15/AR10 weapon system. The scalloped surfaces decrease friction with tight fitting...MSRP: $69.93$54.00 -
Out of stock
SPIKE S ST-T2 TUNGSTEN HEAVY BUFFER
Spike's Tactical
$83.00Looking for a heavy buffer to replace your standard carbine buffer? Well, Spike's came up with something that offers the HIGHEST performance at a reasonable price. The ST-T2 buffer is one of the softest shooting, smoothest, and quietest buffers on the...$83.00 -
Out of stock
SPIKE S BUFFER TUBE ASSEMBLY RIFLE
Spike's Tactical
MSRP: $119.64$86.00The Spike's Tactical carbine buffer assembly kit is just what you need to finish off your lower with quality components. This kit is perfect for those who either already have their own stock to use or just want to pick a different stock that isn't...MSRP: $119.64$86.00 -
Out of stock
SOLGW LOYAL 9 A5 RECEIVER EXT BLK
Sons of Liberty Gun Works
MSRP: $73.15$53.00Whether your upgrade your existing AR-15 or starting a new firearm, the Loyal 9 A5 receiver extension will fit the bill and then some! With a 9 position design, the Loyal 9 A5 receiver extension will provide the user with the correct fit for them...MSRP: $73.15$53.00 -
Out of stock
SOLGW A5H2 BUFFER KIT GRN SPRING BLK
Sons of Liberty Gun Works
MSRP: $211.47$152.00SOLGW believes the Intermediate Buffer System is the best buffer system on the market, and their kit makes it even better with the inclusion of an SOLGW/BCM T2 Buffer and Loyal 9-Position Intermediate Buffer Tube. Their Intermediate Buffer Kits include...MSRP: $211.47$152.00 -
Out of stock
PWS ENHANCD STL BUFFR CARB H3 5.5OZ
Primary Weapons Systems
MSRP: $69.93$60.00MOD 2 4140 Steel Body Buffers have a unique fluted design with minimum contact points, allowing debris to clear easily, while the FNC LIFE HD treatment chemically bonds in lubrication for smoother cycling. H3 Weight: 5.5 oz Nearly an ounce heavier, the...MSRP: $69.93$60.00 -
Out of stock
PWS ENHANCD STL BUFFR CARB H2 4.5OZ
Primary Weapons Systems
MSRP: $55.93$40.00MOD 2 4140 Steel Body Buffers have a unique fluted design with minimum contact points, allowing debris to clear easily, while the FNC LIFE HD treatment chemically bonds in lubrication for smoother cycling. Weight: 4.5 oz. The H2 buffer is a standard...MSRP: $55.93$40.00 -
Out of stock
PWS ENHNCD BFFR TUBE MIL SPEC GEN 2
Primary Weapons Systems
MSRP: $139.93$100.00Primary Weapons Systems was formed by firearm enthusiasts in 2008. Starting out by producing muzzle devices, they tested their compensators on all different types of rifles - from M4s to AK-47s. After using both styles of rifles in testing with high...MSRP: $139.93$100.00 -
Out of stock
ODIN ADJUSTABLE BUFFERAR15 HEAVY
Odin Works
$76.00ODIN Works is always looking for new ways to make your build as customizable as possible to fit you, the shooter. This adjustable buffer does just that. Available to fit AR-10, AR-15 and 9mm platforms, each buffer also comes with multiple weights to...$76.00