AR15 Parts
Gas & Brass Armory is your trusted source for AR-15 parts in Brandon, FL. Whether you're upgrading your current rifle or building a custom AR from the ground up, we stock high-quality components from top manufacturers like Aero Precision, Magpul, Radian Weapons, BCM, Geissele, and more. Shop complete uppers, stripped lowers, triggers, handguards, buffer kits, barrels, and everything you need for your next AR build. Our expert staff is here to help you build it right the first time.
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ARMASPEC STEALTH RECOIL SPG CARB 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 BRAIDED BUFFER SPRING AR15
Armaspec
MSRP: $31.49$23.00The Armaspec Braided Buffer Spring BBS provides improved performance, reliability and functionality to your standard mil-spec buffer spring. You will experience a smoother, quieter and more reliable weapon system. The braid is designed with 51 active...MSRP: $31.49$23.00 -
AERO AR9 9MM BCG BLK NITRIDE
Aero Precision
MSRP: $251.99$180.00The Aero Precision EPC/AR9 Bolt is the core of your EPC build. Machined from 8620 steel and featuring a nitride finish, fracture resistant grade 23 titanium pin, and 4140 steel extractor, the EPC bolt assembly is precision machined from the ground up to...MSRP: $251.99$180.00 -
LANTAC SPADA-ML 12.5 M-LOK HNDGUARD
LanTac USA LLC
MSRP: $278.59$199.00Machined from Extruded 6005A-T6 Aluminum and Type 3 Hardcoat Anodized, Class2 Deep Black, making it a durable and robust design with ultra narrow diameter. Patented Anti Slip & Anti Rotation system, strengthens the handguard in the receiver end area and...MSRP: $278.59$199.00 -
LANTAC SPADA-ML 10.5 M-LOK HNDGUARD
LanTac USA LLC
MSRP: $268.79$192.00Machined from Extruded 6005A-T6 Aluminum and Type 3 Hardcoat Anodized, Class2 Deep Black, making it a durable and robust design with ultra narrow diameter. Patented Anti Slip & Anti Rotation system, strengthens the handguard in the receiver end area and...MSRP: $268.79$192.00 -
BAD CRBN FIBER M-LOK HNDGRD 10 BLK
Battle Arms Development
MSRP: $337.44$315.00BATTLEARMS Carbon Fiber 10in MLOK Handguard feature all of the great properties of carbon fiber, specifically its low thermal mass combined with its high thermal conductivity, and the pattern in which the material orientation is laid out, creates the...MSRP: $337.44$315.00 -
WMD NIB-X BCG 7.62X39
WMD Guns
MSRP: $245.70$176.00Manufactured by Defense Industrial Base suppliers to WMD's exacting specifications to provide the best BCG available, these BCGs are specifically engineered for NiB-X nickel boron coating to provide long life, high reliability and easy cleaning and...MSRP: $245.70$176.00 -
WMD NIB-X BCG WITHOUT HAMMER 308
WMD Guns
MSRP: $291.38$234.00The NiB-X .308 Bolt Carrier Group provides long life and easy cleaning in the harshest of environments. DPMS compatible.MANUFACTURER: WMD GunsMPN: NIBXBCG308MODEL: 0Description: Carrier Group without HammerFinish: Nib-XType: Bolt Carrier GroupColor:...MSRP: $291.38$234.00 -
WMD NIB-X BOLT ASSEMBLY 556
WMD Guns
MSRP: $88.20$63.00WMD's 5.56 Bolt Assembly-Optimized for performance. The bolt was engineered for NiB-X nickel boron coating to provide long life, ease of cleaning and superior locking and unlocking action with barrel extensions.MANUFACTURER: WMD GunsMPN:...MSRP: $88.20$63.00 -
WMD NIB-X BCG WITHOUT HAMMER 556
WMD Guns
MSRP: $206.64$148.00BCG components are NiB-X coated and polished to reduce fouling adherence. Coating is guaranteed for life against chipping, spalling or flaking. Over 30K rounds in Government protocol endurance testing did not wear the coating off. Especially beneficial...MSRP: $206.64$148.00 -
WMD NIB-X BCG WITH HAMMER 556
WMD Guns
MSRP: $219.24$157.00BCG components are NiB-X coated and polished to reduce fouling adherence. Coating is guaranteed for life against chipping, spalling or flaking. Over 30K rounds in Government protocol endurance testing did not wear the coating off. Especially beneficial...MSRP: $219.24$157.00 -
WILSON BOLT CARRIER ASMBLY 556NATO
Wilson Combat
MSRP: $260.33$186.00Manufactured by their finest domestic Mil-Spec contractors these are among the best 5.56 AR rifle bolts on the market and the same bolts they use as the basis of their renowned custom rifles! Their bolt is precision machined from Carpenter 158, shot...MSRP: $260.33$186.00