1 × NBS Mil-Spec M4 Carbine Stock - TBA04; 1 × Discount Mil-Spec Carbine Buffer / Receiver Extension Kit - AR15-Buffer-Kit; 1 × OEM Mil-Spec AR-15 Lower Parts Kit - AR15-Lower-Parts-Kit
1 × Trinity Force AR-15 Lower Vice Block - MNCQB; 1 × Trinity Force AR-15 Upper Vice Block - MNCHM
1 × Discount Mil-Spec Carbine Buffer / Receiver Extension Kit - AR15-Buffer-Kit; 1 × Omega Stock - Black - TBA05
1 × Aero Precision 5.56 Bolt Carrier Group - Black Nitride - APRH100615C; 1 × Aero Precision M4E1 Threaded Stripped Upper Receiver - APAR700201C
Subtotal: $426.75
Out of stock
Replaces standard cotter pin found in the bolt carrier to retain the firing pin as in original Stoner rifles.
***DOES NOT FIT .308 BOLT CARRIERS***