Complete upper assembly comes fully assembled.

-.45 ACP blowback operated upper assembly

-QPQ heat treated barrel options - 5/8*24TPI

-Custom barrel length option - Range from 6" to 16" (Specify the length you would like in the special instructions)

-Optional black nitride bolt carrier group and ambidextrous charging handle (Charging handle on forged models only)

-MK3 M-LOK handguard (pictures will be updated soon)

-Forged or non reciprocating side charging (NRSC) upper options

-WPA Flash Comp

-4 Cerakote color options


Lead times. Standard Products (Receiver sets & small parts): 2-3 weeks

Custom Engraving: +1 week

Custom AR45 Upper Assembly

Add BCG and Charging Handle?
Upper Receiver
Barrel Length
    Current lead time estimates for this product can be viewed at the top of your cart page.