Savings and Performance All in One

This perfect combination is made up of the Rock River Arms AR-15 A4 forged upper receiver assembly and the Critical Capabilities AR-15 HBAR barrel. A bundle that offers savings, performance and makes your next build all that much easier.

16" Chrome Moly Barrel with HBAR contour

.750 Diameter Gas Port

1/2x28 TPI

Forged Aluminum Upper Receiver w/ M4 Feed Ramps

Ejection Port Cover and Forward Assist Installed

This merger is a great option if wanting to begin your next AR-15 build with quality components that are already assembled.