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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B5 TRIGGER GUARD COMPOSITE FDE
B5 Systems
MSRP: $11.76$8.00The B5 Systems Bravo trigger guard offers a drop in upgrade over the standard AR trigger guard. The enlarged profile allows for glove use in cold weather or tactical operation. Proudly made in the USA.MANUFACTURER: B5 SystemsMPN: PTG-1128MODEL: 0Type:...MSRP: $11.76$8.00 -
B5 TRIGGER GUARD COMPOSITE BLK
B5 Systems
MSRP: $11.76$8.00The B5 Systems Bravo trigger guard offers a drop in upgrade over the standard AR trigger guard. The enlarged profile allows for glove use in cold weather or tactical operation. Proudly made in the USA.MANUFACTURER: B5 SystemsMPN: PTG-1127MODEL: 0Type:...MSRP: $11.76$8.00 -
B5 TRIGGER GUARD FDE
B5 Systems
MSRP: $31.35$19.00The B5 Systems Bravo trigger guard offers a drop in upgrade over the standard AR trigger guard. The enlarged profile allows for glove use in cold weather or tactical operation. The trigger guard also maintains the original swing down function for use...MSRP: $31.35$19.00 -
B5 TRIGGER GUARD BLK
B5 Systems
MSRP: $31.35$19.00The B5 Systems Bravo trigger guard offers a drop in upgrade over the standard AR trigger guard. The enlarged profile allows for glove use in cold weather or tactical operation. The trigger guard also maintains the original swing down function for use...MSRP: $31.35$19.00 -
B5 END PLATE BLK
B5 Systems
MSRP: $31.35$19.00The B5 Systems Quick Disconnect End Plate provides users with an alternative attachment point for single point sling use. The limited rotation one piece steel construction allows for proper staking and a lifetime of service. The milspec manganese...MSRP: $31.35$19.00 -
ADV TECH AR15 CASTLE NUT
ATI Outdoors
MSRP: $12.47$8.00High quality components and precise manufacturing make Advance Tech 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: ATI...MSRP: $12.47$8.00 -
ADV TECH CARBINE GAS TUBE BLK
ATI Outdoors
MSRP: $25.00$16.00This carbine length gas tube works with low-profile gas blocks and is made of black nitride steel.MANUFACTURER: ATI OutdoorsMPN: A.5.10.2550MODEL: 0Description: Carbine Length Gas TubeType: Gas TubeColor: BlackMSRP: $25.00$16.00 -
ADV TECH AR15 GRIP SCREW/WASHER
ATI Outdoors
MSRP: $4.64$3.00This grip screw set can be used for a new build or as a replacement for that frustrating OEM flat head screw. It comes with a steel 1/4-28 x 1" Hex bolt and a steel star washer.MANUFACTURER: ATI OutdoorsMPN: A.5.10.2548MODEL: 0Description: AR Pistol Grip...MSRP: $4.64$3.00 -
ADV TECH LOP QUICK STOP
ATI Outdoors
MSRP: $22.51$12.00High quality components and precise manufacturing make Advance Tech 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: ATI...MSRP: $22.51$12.00 -
ADV TECH .750 LOW PROFILE GAS BLOCK
ATI Outdoors
MSRP: $31.77$23.00This low profile gas block was designed to allow an extended handguard to cover the gas return area of the barrel. It is machined from steel and Black Nitride finished.MANUFACTURER: ATI OutdoorsMPN: A.8.10.0050MODEL: 0Description: Low Profile Gas...MSRP: $31.77$23.00 -
ADV TECH CARBINE GAS TUBE SS
ATI Outdoors
MSRP: $23.38$15.00This carbine length gas tube works with low-profile gas blocks and is made of stainless steel.MANUFACTURER: ATI OutdoorsMPN: A.5.10.2549MODEL: 0Description: Carbine Length Gas TubeType: Gas TubeColor: SilverMSRP: $23.38$15.00 -
ARMASPEC FULCRUM45/90 AMBI SLCTR BLK
Armaspec
MSRP: $56.69$41.00The Armaspec FULCRUM-45/90 is an ambidextrous 45 or 90 degree safety selector that allows the shooter to choose from running it as a 90 degree or 45 degree. Its easy to reach levers and incredibly smooth action makes position selection a natural, fluid...MSRP: $56.69$41.00