Matrix Arms AR-15 Standard Upper Receiver Stripped

Matrix Arms's 5.56 Stripped Upper Receiver gives you all the same precision and durability you've come to expect from Matrix Arms AR-15 Upper Receivers, but at a stripped-down, leaner weight- perfect for added mobility and longer deployments in the field. The Matrix Arms 5.56 Stripped Upper Receiver is manufactured from American-made Mil-spec 7075 T-6 aluminum forgings, allowing the Upper Receiver to withstand high pressures and extreme heat while remaining extremely lightweight. It also feature