null

Lower Parts

Lower Parts

Build or upgrade your rifle with quality AR-15 lower parts from Gas & Brass Armory in Brandon, FL. We offer complete lower parts kits (LPKs), individual components, upgraded triggers, buffer retainers, takedown pins, and more. Whether you’re doing a full lower build or fine-tuning your trigger and controls, we carry reliable parts from Aero Precision, CMC, Rise Armament, and other trusted brands. Everything you need to finish your lower, all in one place.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Out of stock
    SEEKINS BILLET AR TRIGGER GUARD BLK

    SEEKINS BILLET AR TRIGGER GUARD BLK

    Seekins Precision

    MSRP: $33.60
    $24.00
    The Seekins Precision Billet Trigger Guard is a functional upgrade for any Mil-Spec lower receiver. Machined from a solid piece of 6061-T6, the profile and size accommodate winter gloves while maintaining precise trigger control.MANUFACTURER: Seekins...
    MSRP: $33.60
    $24.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $33.60
    $24.00
    Subtotal:
  • Out of stock
    LUTH AR AMBI SAFETY SELECTOR AR15

    LUTH AR AMBI SAFETY SELECTOR AR15

    Luth-AR

    MSRP: $38.15
    $28.00
    Ambidextrous Mil-Spec AR-15 safety selector with Manganese Phosphate finish.MANUFACTURER: Luth-ARMPN: LR-08BMODEL: 0Type: PartColor: Black
    MSRP: $38.15
    $28.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $38.15
    $28.00
    Subtotal:
  • Out of stock
    LUTH AR .750 ADJUSTABLE GAS BLOCK

    LUTH AR .750 ADJUSTABLE GAS BLOCK

    Luth-AR

    MSRP: $31.42
    $22.00
    Designed to fit barrels with a .750 diameter, this high-quality piece helps to improve the performance of your firearm. It's made from durable materials and easy to install, making it a must-have for any AR owner. Plus, its low-profile design won't add...
    MSRP: $31.42
    $22.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $31.42
    $22.00
    Subtotal:
  • Out of stock
    LUTH AR HELICAL 1 PIECE GAS RING

    LUTH AR HELICAL 1 PIECE GAS RING

    Luth-AR

    MSRP: $5.97
    $4.00
    High quality components and precise manufacturing make LuthAR 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: $5.97
    $4.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $5.97
    $4.00
    Subtotal:
  • Out of stock
    LUTH AR EXTRACTOR O RING 10-PACK

    LUTH AR EXTRACTOR O RING 10-PACK

    Luth-AR

    MSRP: $17.04
    $11.00
    High quality components and precise manufacturing make LuthAR 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: $17.04
    $11.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $17.04
    $11.00
    Subtotal:
  • Out of stock
    LUTH AR 308 EJECTION PORT COVER ASSY

    LUTH AR 308 EJECTION PORT COVER ASSY

    Luth-AR

    MSRP: $13.94
    $9.00
    High quality components and precise manufacturing make LuthAR 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: $13.94
    $9.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $13.94
    $9.00
    Subtotal:
  • Out of stock
    LBE AK PISTOL GRIP SCREW AND BUSHING

    LBE AK PISTOL GRIP SCREW AND BUSHING

    LBE Unlimited

    MSRP: $12.42
    $7.00
    LBE AK Pistol Grip Screw and Bushing, all metal with a Mag Phosphate Finish. Made in the USA.MANUFACTURER: LBE UnlimitedMPN: AKPGSBMODEL: 0Description: AK Pistol Grip Screw and BushingType: PartColor: Black
    MSRP: $12.42
    $7.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $12.42
    $7.00
    Subtotal:
  • Out of stock
    LBE AR MAG CATCH ASSEMBLY

    LBE AR MAG CATCH ASSEMBLY

    LBE Unlimited

    MSRP: $8.30
    $5.00
    The LBE mag catch assembly includes the spring, mag catch and mag release button. Made in the USA.MANUFACTURER: LBE UnlimitedMPN: ARMCASYMODEL: ARType: KitColor: Black
    MSRP: $8.30
    $5.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $8.30
    $5.00
    Subtotal:
  • Out of stock
    LBE AR 308 DELTA RING ASSEMBLY

    LBE AR 308 DELTA RING ASSEMBLY

    LBE Unlimited

    MSRP: $32.79
    $20.00
    The LBE 308 Delta Ring Assembly includes the slip ring, snap ring and weld spring. Made in the USA.MANUFACTURER: LBE UnlimitedMPN: ARDRA308MODEL: AR 308Description: Delta Ring AssemblyType: PartColor: Black
    MSRP: $32.79
    $20.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $32.79
    $20.00
    Subtotal:
  • Out of stock
    LBE AR15 END PLATE BLK

    LBE AR15 END PLATE BLK

    LBE Unlimited

    MSRP: $9.65
    $5.00
    The LBE AR-15 Receiver End Plate is made of steel and has a Magnesium Phosphate finish. Made in the USA.MANUFACTURER: LBE UnlimitedMPN: ARLPLTMODEL: AR-15Finish: Manganese PhosphateType: End Plate
    MSRP: $9.65
    $5.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $9.65
    $5.00
    Subtotal:
  • Out of stock
    LBE AK RETAINING PLATE

    LBE AK RETAINING PLATE

    LBE Unlimited

    MSRP: $6.91
    $4.00
    US Made AK Retaining Plate, use in place of the shepard hook spring.MANUFACTURER: LBE UnlimitedMPN: AKRPLTMODEL: AK Retaining PlateType: Part
    MSRP: $6.91
    $4.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6.91
    $4.00
    Subtotal:
  • Out of stock
    LBE AR ESSENTIALS KIT

    LBE AR ESSENTIALS KIT

    LBE Unlimited

    MSRP: $18.89
    $10.00
    LBE US Made AR essentials kits are appropriate for your next build and great to have on hand to service your favorite AR.MANUFACTURER: LBE UnlimitedMPN: ARESNTLMODEL: AR Essentials KitType: Part
    MSRP: $18.89
    $10.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $18.89
    $10.00
    Subtotal:
  • Total: items /

Adding your products to cart