Lower Parts

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  • NBS Mil-Spec AR-15 Takedown / Pivot Pin Detent

    NBS Mil-Spec AR-15 Takedown / Pivot Pin Detent

    MSRP: $0.99
    $0.89
  • NBS Mil-Spec AR-15 Takedown / Pivot Pin Detent Spring

    NBS Mil-Spec AR-15 Takedown / Pivot Pin Detent Spring

    MSRP: $0.99
    $0.89
  • OEM Mil-Spec AR-15 Lower Parts Kit

    OEM Mil-Spec AR-15 Lower Parts Kit

    MSRP: $69.95
    $44.95
  • NBS Mil-Spec AR-15 Safety Detent Spring

    NBS Mil-Spec AR-15 Safety Detent Spring

    MSRP: $0.99
    $0.89
  • Surplus Complete Lower Parts Kit

    Surplus Complete Lower Parts Kit

    MSRP: $59.00
    $44.95
  • NBS Mil-Spec AR-15 Safety Selector Detent

    NBS Mil-Spec AR-15 Safety Selector Detent

    MSRP: $0.99
    $0.89
  • NBS Mil-Spec AR-15 Buffer Retainer Spring

    NBS Mil-Spec AR-15 Buffer Retainer Spring

    Starting from: $1.99
  • Sale!
    NBS Mil-Spec M4 Carbine Stock
    SALE ENDS: 00h 00m 00s

    NBS Mil-Spec M4 Carbine Stock

    Save 35%
    MSRP: $16.95
    $10.95
  • NBS Mil-Spec Carbine Receiver Extension (Castle) Nut

    NBS Mil-Spec Carbine Receiver Extension (Castle) Nut

    Starting from: $3.95
  • Rise Armament RAVE 140 Drop-in Trigger Flat / Curved

    Rise Armament RAVE 140 Drop-in Trigger Flat / Curved

    Starting from: $129.99
  • Dirty Bird AR-15 Anti-Walk Pin Set - Black

    Dirty Bird AR-15 Anti-Walk Pin Set – Black

    MSRP: $10.95
    $9.95
  • Mil-Spec AR-15 Gas Tube Roll Pin

    Mil-Spec AR-15 Gas Tube Roll Pin

    Starting from: $0.79
  • NBS Mil-Spec AR-15 Buffer Retainer

    NBS Mil-Spec AR-15 Buffer Retainer

    MSRP: $1.89
    $1.70
  • NBS Mil-Spec LE Style Carbine Stock & Buffer Kit

    NBS Mil-Spec LE Style Carbine Stock & Buffer Kit

    MSRP: $44.95
    $34.95
  • Omega Stock - Black

    Omega Stock – Black

    MSRP: $24.95
    $22.95
  • NBS Mil-Spec AR-15 Magazine Catch Spring

    NBS Mil-Spec AR-15 Magazine Catch Spring

    MSRP: $0.99
    $0.89
  • NBS Mil-Spec AR-15 Receiver Extension Buffer Tube End Plate

    NBS Mil-Spec AR-15 Receiver Extension Buffer Tube End Plate

    Starting from: $3.99
  • Sale!
    Discount Mil-Spec Lower Build Kit
    SALE ENDS: 00h 00m 00s

    Discount Mil-Spec Lower Build Kit

    Save 45%
    MSRP: $109.95
    $59.95
  • Sale!
    NBS 4-40 Set Screw For Rear Takedown Detent Spring - 1/8" Long - SS - Qty. 1
    SALE ENDS: 00h 00m 00s

    NBS 4-40 Set Screw For Rear Takedown Detent Spring – 1/8″ Long – SS – Qty. 1

    Save 22%
    Starting from: $1.09
  • Dirty Bird AR-15 Lower Receiver Pin and Spring Kit

    Dirty Bird AR-15 Lower Receiver Pin and Spring Kit

    MSRP: $15.95
    $14.50
  • NBS Mil-Spec Semi-Auto Safety Selector

    NBS Mil-Spec Semi-Auto Safety Selector

    Starting from: $5.95
  • Magpul MOE Stock Mil-Spec

    Magpul MOE Stock Mil-Spec

    Starting from: $42.70
  • NBS Mil-Spec AR-15 Pistol Grip Screw

    NBS Mil-Spec AR-15 Pistol Grip Screw

    Starting from: $2.39
  • Strike Industries Enhanced Bolt Catch

    Strike Industries Enhanced Bolt Catch – Black

    MSRP: $15.95
    $14.95