AT3 Black Slick Side Billet Upper Receiver for AR-15 -FREE SHIPPING!
Machined from billet aluminum, this unique slick-side upper receiver has no forward assist, includes a dust cover, an
AR15 Anodized Billet Upper Receiver-FREE SHIPPING
Our in house machined AR15 billet upper receivers are the perfect compliment to our billet lowers. Machined from a