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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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  • TRUE PRECISION TP-22 BOLT 10/22 SS

    TRUE PRECISION TP-22 BOLT 10/22 SS

    True Precision

    MSRP: $172.89
    $124.00
    The TP/22 bolt fits all 10/22 style .22LR firearms. A standard 10/22 charging handle should be used with this bolt on non True Precision 10/22 receivers.MANUFACTURER: True PrecisionMPN: TP-1022BLT-SSMODEL: TP22Finish: Stainless SteelType: BoltColor:...
    MSRP: $172.89
    $124.00
    Qty in Cart: 0
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    MSRP: $172.89
    $124.00
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  • SPIKE S M16 BOLT CARRIER GROUP LW

    SPIKE S M16 BOLT CARRIER GROUP LW

    Spike's Tactical

    MSRP: $281.25
    $225.00
    Your Bolt Carrier Group is one of the most critical parts of your build. Don't buy an imitation. This is the Spike's Tactical Lightweight BCG with Nickel Boron Coating.MANUFACTURER: Spike's TacticalMPN: ST5BG05MODEL: M16Description: HPT/MPI BoltFinish:...
    MSRP: $281.25
    $225.00
    Qty in Cart: 0
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    MSRP: $281.25
    $225.00
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  • SPIKE S BCG 5.56 NIB

    SPIKE S BCG 5.56 NIB

    Spike's Tactical

    MSRP: $253.13
    $203.00
    Your Bolt Carrier Group is one of the most critical parts of your build. Don't buy an imitation. This is the Spike's Tactical BCG with Nickel Boron Coating.MANUFACTURER: Spike's TacticalMPN: ST5BG03MODEL: 0Description: Bolt Carrier GroupFinish: Nickel...
    MSRP: $253.13
    $203.00
    Qty in Cart: 0
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    MSRP: $253.13
    $203.00
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  • SPIKE S M16 BOLT CARRIER GROUP BLK

    SPIKE S M16 BOLT CARRIER GROUP BLK

    Spike's Tactical

    MSRP: $188.94
    $135.00
    Your Bolt Carrier Group is one of the most critical parts of your build. Don't buy an imitation. This is the same BCG Spike's Tactical uses in their factory built rifles.MANUFACTURER: Spike's TacticalMPN: ST5BG01MODEL: M16Description: HPT/MPI BoltFinish:...
    MSRP: $188.94
    $135.00
    Qty in Cart: 0
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    MSRP: $188.94
    $135.00
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  • SOLGW BOLT CARRIER GROUP

    SOLGW BOLT CARRIER GROUP

    Sons of Liberty Gun Works

    MSRP: $250.60
    $179.00
    Sons of Liberty Gun Works looks at the bolt carrier group as the heart of the gun. If the gas port is the lungs, then the bolt carrier group is the heart. It's what drives the entire gun. If you look at the AR platform's cycle of operations, everything...
    MSRP: $250.60
    $179.00
    Qty in Cart: 0
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    MSRP: $250.60
    $179.00
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  • SANTAN AR10 ENHNCD BCG 308 NTRD BLK

    SANTAN AR10 ENHNCD BCG 308 NTRD BLK

    San Tan Tactical

    MSRP: $317.00
    $254.00
    High quality components and precise manufacturing make San Tan Tactical 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: $317.00
    $254.00
    Qty in Cart: 0
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    MSRP: $317.00
    $254.00
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  • RISE BCG .223/5.56 NIB

    RISE BCG .223/5.56 NIB

    Rise Armament

    MSRP: $251.99
    $180.00
    High quality components and precise manufacturing make Rise Armament 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: $251.99
    $180.00
    Qty in Cart: 0
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    MSRP: $251.99
    $180.00
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  • RISE BCG .223/5.56 BLACK

    RISE BCG .223/5.56 BLACK

    Rise Armament

    MSRP: $237.99
    $170.00
    High quality components and precise manufacturing make Rise Armament 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: $237.99
    $170.00
    Qty in Cart: 0
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    MSRP: $237.99
    $170.00
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  • RISE LOW MASS BCG .223/5.56 NIB

    RISE LOW MASS BCG .223/5.56 NIB

    Rise Armament

    MSRP: $312.49
    $250.00
    Packing exceptional performance into a lightweight - but full-power - package, RISE Armament designed the RA-1010 Low-Mass Bolt Carrier Group to help you shoot more accurately. With a reduced reciprocating mass during the firing cycle, it lessens recoil...
    MSRP: $312.49
    $250.00
    Qty in Cart: 0
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    MSRP: $312.49
    $250.00
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  • PHASE5 BOLT CARRIER GROUP M16 BLK

    PHASE5 BOLT CARRIER GROUP M16 BLK

    Phase 5 Weapon Systems

    MSRP: $210.00
    $150.00
    Phase 5's Mil-spec M16/M4 bolt carrier features a heat treated and chrome lined inner with a black phosphate coating. The complete bolt carrier group includes cam pin, firing pin, gas key, and bolt. All bolts are HPT/MPI tested.MANUFACTURER: Phase 5...
    MSRP: $210.00
    $150.00
    Qty in Cart: 0
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    MSRP: $210.00
    $150.00
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  • POF ROLLER CAM PIN ASSEMBLY 223

    POF ROLLER CAM PIN ASSEMBLY 223

    Patriot Ordnance Factory

    MSRP: $300.00
    $240.00
    NP3 coated Roller Cam Pin for piston-operated rifles. Fits gas piston 5.56 carrier.MANUFACTURER: Patriot Ordnance FactoryMPN: 00307MODEL: 223Description: Roller CamFinish: NP3 CoatingType: Bolt Carrier Group Part
    MSRP: $300.00
    $240.00
    Qty in Cart: 0
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    MSRP: $300.00
    $240.00
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  • POF ROLLER CAM PIN ASSEMBLY 308

    POF ROLLER CAM PIN ASSEMBLY 308

    Patriot Ordnance Factory

    MSRP: $37.80
    $27.00
    NP3 coated Roller Cam Pin for POF P308 (7.62 model).MANUFACTURER: Patriot Ordnance FactoryMPN: 00306MODEL: 308Description: Roller CamFinish: NP3 CoatingType: Bolt Carrier Group Part
    MSRP: $37.80
    $27.00
    Qty in Cart: 0
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    MSRP: $37.80
    $27.00
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