Aero Precision Aero Precision M4E1 / COP Barrel Nut Retail: $30.00 Was: Now: $26.99 Currently out of stock, check back later
Aero Precision Aero Precision M4E1 / COP Barrel Nut This barrel nut is designed to work with Aero Precision's COP monolithic upper receiver. It will not work with a standard upper receiver.*Note: This product is already included with Aero Precision's M4E1 Enhanced Upper Receiver and COP Upper Receivers... Retail: $30.00 Was: Now: $26.99 Currently out of stock, check back later
