Lower Parts

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

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

    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
  • NBS Mil-Spec Carbine Receiver Extension (Castle) Nut

    NBS Mil-Spec Carbine Receiver Extension (Castle) Nut

    Starting from: $3.95
  • NBS OOPS! Kit

    NBS OOPS! Kit

    MSRP: $9.99
    $6.99
  • 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 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
  • NBS Mil-Spec Fire Control Group

    NBS Mil-Spec Fire Control Group

    MSRP: $29.95
    $25.95
  • 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
  • NBS Mil-Spec Semi-Auto Safety Selector

    NBS Mil-Spec Semi-Auto Safety Selector

    Starting from: $5.95
  • NBS Mil-Spec AR-15 Pistol Grip Screw

    NBS Mil-Spec AR-15 Pistol Grip Screw

    Starting from: $2.39
  • NBS Tactical Grip

    NBS Tactical Grip

    Starting from: $8.95
  • NBS Mil-Spec AR-15 Bolt Catch Spring

    NBS Mil-Spec AR-15 Bolt Catch Spring

    Starting from: $1.69
  • NBS Mil-Spec AR-15 Bolt Catch Roll Pin

    NBS Mil-Spec AR-15 Bolt Catch Roll Pin

    MSRP: $1.49
    $1.34
  • NBS Mil-Spec AR-15 Magazine Catch

    NBS Mil-Spec AR-15 Magazine Catch

    Starting from: $5.99
  • Sale!
    NBS Mil-Spec AR-15 Pistol Grip Lock Washer
    SALE ENDS: 00h 00m 00s

    NBS Mil-Spec AR-15 Pistol Grip Lock Washer

    Save 49%
    Starting from: $0.50
  • NBS A2 Stock Kit

    NBS A2 Stock Kit

    MSRP: $79.99
    $64.95
  • Sale!
    NBS AR-15 Ambidextrous Dual Loop End Plate
    SALE ENDS: 00h 00m 00s

    NBS AR-15 Ambidextrous Dual Loop End Plate

    Save 50%
    MSRP: $7.95
    $3.95