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$110.00Whether starting a new rifle build or upgrading an existing one the BCM MK2 recoil mitigation system offers less felt recoil while maintaining and improving reliability. Comes as a complete kit ready to mount on any AR pattern rifle.MANUFACTURER: Bravo...MSRP: $153.93$110.00 -
BCM MK2 BUFFER MOD1 T2
Bravo Company
MSRP: $69.93$50.00The MK2 buffer (5.6oz) is offered as a stand alone option to tune AR pattern rifles that are already equipped with the MK2 recoil mitigation system. Allows fine tuning for optimal reliability and ejection pattern on rifles that are over gassed whether...MSRP: $69.93$50.00 -
BCM MK2 BUFFER MOD1 T1
Bravo Company
MSRP: $58.73$42.00The MK2 buffer (4.7oz) is offered as a stand alone option to tune AR pattern rifles that are already equipped with the MK2 recoil mitigation system. Allows fine tuning for optimal reliability and ejection pattern on rifles that are over gassed whether...MSRP: $58.73$42.00 -
BCM MK2 BUFFER MOD1 T0
Bravo Company
MSRP: $50.33$36.00The MK2 buffer (3.8oz) is offered as a stand alone option to tune AR pattern rifles that are already equipped with the MK2 recoil mitigation system. Allows fine tuning for optimal reliability and ejection pattern on rifles that are over gassed whether...MSRP: $50.33$36.00 -
BAD SABERTUBE KIT W/ QD ENDPLATE BLK
Battle Arms Development
MSRP: $251.99$180.00The Battle Arms Development Sabertube is a butt stock that is perfect for keeping your rifle setup as lightweight as possible. Made from 7075-T6 aircraft grade aluminum, this stock is as durable as it is lightweight. This model features a built-in...MSRP: $251.99$180.00 -
B5 SRK EXTENTION KIT BLK
B5 Systems
MSRP: $179.55$129.00The Sierra K Receiver Extension Kit is the proprietary mounting system for the Sierra K Buttstock. All parts are made of mil-spec materials and finishes and proudly Made In The USA.MANUFACTURER: B5 SystemsMPN: SRK-1660MODEL: Sierra KType: Buffer Tube...MSRP: $179.55$129.00 -
ADV TECH AR15 BUFFER TUBE PKGE (MIL)
ATI Outdoors
MSRP: $71.53$52.00The Advanced Technology Int. Military-Spec Buffer Tube Assembly fits most AR-15 and AR Variants. It is not compatible with .308 Rifles. It is constructed of Military Type III Anodized, 6061 T6 Aluminum and is virtually indestructible. This package...MSRP: $71.53$52.00 -
ARMASPEC STEALTH RECOIL SPRING 9 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 -
ARMASPEC SMB BUFFER KIT AR9 GEN 3
Armaspec
MSRP: $120.95$87.00The Armaspec SMB Kit comes with everything needed to complete your rifle build. This Kit comes with Armaspec's SMB ( Sound Mitigation Buffer), a superior upgrade buffer in place of the OEM mil-spec buffer springs and weights.MANUFACTURER: ArmaspecMPN:...MSRP: $120.95$87.00 -
ARMASPEC A5 SPACER FOR SRS/SMB
Armaspec
MSRP: $10.38$7.00A5 Spacer for the Stealth Recoil Spring or Sound Mitigation Buffer for A5 style stocks.MANUFACTURER: ArmaspecMPN: ARM154-RFLA5MODEL: A5 SpacerFit: AR-15Type: BufferColor: BlackMSRP: $10.38$7.00 -
ARMASPEC SOUND MIT BUFFER AR10 GEN 3
Armaspec
MSRP: $75.59$54.00The 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$54.00 -
ARMASPEC SOUND MIT BUFFER AR9 GEN 3
Armaspec
MSRP: $75.59$54.00The 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$54.00