Brenton USA Tracker Series AR Upper 22" Chamber:6.5 Grendel the action cycles normally and

the action cycles normally and the OBS plunger trips the bolt catch lever to hold the bolt open

• 1 × 1 ribbing for cuffs and waistband

This product is made especially for you as soon as you place an order

When that round is fired

• Side-seamed construction

Brenton USA Tracker Series AR Upper 22" Chamber:6.5 Grendel the action cycles normally andReady to finish your build the right way? Brenton upper receivers are built for hunters who know what they want: precision, performance, and purpose driven design. Whether you're upgrading an existing rifle or piecing together a new one, our uppers are a no compromise solution. Each one is engineered to drop seamlessly onto your standard lower and deliver the accuracy and dependability Brenton is known for in the field. Choose from 13 chamber options