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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ARMASPEC SOUND MIT BUFFER H GEN 3
Armaspec
MSRP: $75.59$53.99The Gen3 Sound Mitigation Buffer SMB is a single-stage captured drop-in replacement for your standard buffer and spring. The SMB is designed to keep the buffer spring from rubbing against the inner wall of the buffer tube providing smooth, quiet...MSRP: $75.59$53.99 -
ARMASPEC SOUND MIT BUFFER CRBNE GEN 3
Armaspec
MSRP: $75.59$53.99The Gen3 Sound Mitigation Buffer SMB is a single-stage captured drop-in replacement for your standard buffer and spring. The SMB is designed to keep the buffer spring from rubbing against the inner wall of the buffer tube providing smooth, quiet...MSRP: $75.59$53.99 -
ARMASPEC A2 SPACER FOR SRS/SMB
Armaspec
MSRP: $10.38$6.29Fixed Stock to Carbine Spacer for the Stealth Recoil Spring or Sound Mitigation Buffer for A1 and A2 style stocks.MANUFACTURER: ArmaspecMPN: ARM154-RFLMODEL: A2 SpacerFit: AR-15Type: BufferColor: BlackMSRP: $10.38$6.29 -
BAD 6 POS MILSPEC BFFR TUBE ODG
Battle Arms Development
MSRP: $62.93$44.95This Battle Arms Development 6 Position Carbine Buffer Tube is constructed from 7075-T6 aircraft-grade aluminum has a hard black anodized finish, will fit all standard AR15/M16/M4 lower receivers, and is made in the USA. Battle Arms Development, Inc. (B...MSRP: $62.93$44.95 -
Out of stock
BAD H3 BUFFER SILVER
Battle Arms Development
MSRP: $62.76$44.83The Battle Arms Development Mil-spec buffers is your top choice for your next build. Featuring the ability to drop into any collapsible AR15/M16 buffer tube, their buffers are built to last.MANUFACTURER: Battle Arms DevelopmentMPN: AR15-BUFFER-H3MODEL:...MSRP: $62.76$44.83 -
Out of stock
LUTH AR 223 RIFLE BUFFER SPRING
Luth-AR
MSRP: $6.96$4.22High quality components and precise manufacturing make LuthAR parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.MANUFACTURER:...MSRP: $6.96$4.22 -
Out of stock
PWS ENHANCD STL BUFFR CARB H3 5.5OZ
Primary Weapons Systems
MSRP: $69.93$49.95MOD 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$49.95 -
Out of stock
PWS ENHANCD STL BUFFR CARB H2 4.5OZ
Primary Weapons Systems
MSRP: $55.93$39.95MOD 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$39.95 -
Out of stock
NORDIC 6POS MILSPEC BUFFER TUBE
Nordic Components
MSRP: $45.78$32.70This Nordic Components Mil-Spec Six Position Buffer Tube is manufactured from 7075 aluminum with a black anodized finish. Nordic Components is an American-owned manufacturing company proud to produce quality products right here in the USA.MANUFACTURER:...MSRP: $45.78$32.70 -
Out of stock
NCSTAR AR15 BUFFER TUBE MIL SPEC
NcSTAR
MSRP: $29.68$17.99The MIL-SPEC 6 position AR buffer tube comes with a castle nut and is designed to fit MIL-SPEC collapsible buttstocks. Made of precision machined aircraft grade aluminum for durability and has a hard anodized finish.MANUFACTURER: NcSTARMPN: VG137MODEL:...MSRP: $29.68$17.99 -
LUTH AR DBL TUNGSTEN H2-BUFFER
Luth-AR
MSRP: $59.86$44.17Luth-AR's .233/5.56 Double Tungsten H2 Carbine Buffer contains 2 tungsten slugs and a single steel slug in the buffer for a total weight of 4.8 oz. Using a heavier AR-15 buffer helps improve reliable function with shorter gas systems. You may also...MSRP: $59.86$44.17 -
LUTH AR 9MM CARBINE BUFFER ASSEMBLY
Luth-AR
MSRP: $72.31$51.65Luth-AR's 9mm Mil-Spec Carbine Buffer Tube Complete Assembly Kit for AR-15 rifles includes a Mil-Spec diameter carbine buffer tube, 9mm carbine recoil buffer, carbine recoil spring, receiver end plate and castle nut.MANUFACTURER: Luth-ARMPN:...MSRP: $72.31$51.65