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AR15 Parts

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 TRIGGER GUARD COMPOSITE FDE

    B5 Systems

    MSRP: $11.76
    $8.00
    The 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
    Qty in Cart: 0
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    MSRP: $11.76
    $8.00
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  • B5 TRIGGER GUARD COMPOSITE BLK

    B5 TRIGGER GUARD COMPOSITE BLK

    B5 Systems

    MSRP: $11.76
    $8.00
    The 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
    Qty in Cart: 0
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    MSRP: $11.76
    $8.00
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  • B5 TRIGGER GUARD FDE

    B5 TRIGGER GUARD FDE

    B5 Systems

    MSRP: $31.35
    $19.00
    The 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
    Qty in Cart: 0
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    MSRP: $31.35
    $19.00
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  • B5 TRIGGER GUARD BLK

    B5 TRIGGER GUARD BLK

    B5 Systems

    MSRP: $31.35
    $19.00
    The 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
    Qty in Cart: 0
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    MSRP: $31.35
    $19.00
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  • B5 END PLATE BLK

    B5 END PLATE BLK

    B5 Systems

    MSRP: $31.35
    $19.00
    The 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
    Qty in Cart: 0
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    MSRP: $31.35
    $19.00
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  • ADV TECH AR15 CASTLE NUT

    ADV TECH AR15 CASTLE NUT

    ATI Outdoors

    MSRP: $12.47
    $8.00
    High 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
    Qty in Cart: 0
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    MSRP: $12.47
    $8.00
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  • ADV TECH CARBINE GAS TUBE BLK

    ADV TECH CARBINE GAS TUBE BLK

    ATI Outdoors

    MSRP: $25.00
    $16.00
    This 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: Black
    MSRP: $25.00
    $16.00
    Qty in Cart: 0
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    MSRP: $25.00
    $16.00
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  • ADV TECH AR15 GRIP SCREW/WASHER

    ADV TECH AR15 GRIP SCREW/WASHER

    ATI Outdoors

    MSRP: $4.64
    $3.00
    This 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
    Qty in Cart: 0
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    MSRP: $4.64
    $3.00
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  • ADV TECH LOP QUICK STOP

    ADV TECH LOP QUICK STOP

    ATI Outdoors

    MSRP: $22.51
    $12.00
    High 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
    Qty in Cart: 0
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    MSRP: $22.51
    $12.00
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  • ADV TECH .750 LOW PROFILE GAS BLOCK

    ADV TECH .750 LOW PROFILE GAS BLOCK

    ATI Outdoors

    MSRP: $31.77
    $23.00
    This 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
    Qty in Cart: 0
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    MSRP: $31.77
    $23.00
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  • ADV TECH CARBINE GAS TUBE SS

    ADV TECH CARBINE GAS TUBE SS

    ATI Outdoors

    MSRP: $23.38
    $15.00
    This 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: Silver
    MSRP: $23.38
    $15.00
    Qty in Cart: 0
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    MSRP: $23.38
    $15.00
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  • ARMASPEC FULCRUM45/90 AMBI SLCTR BLK

    ARMASPEC FULCRUM45/90 AMBI SLCTR BLK

    Armaspec

    MSRP: $56.69
    $41.00
    The 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
    Qty in Cart: 0
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    MSRP: $56.69
    $41.00
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