SLR B15 Billet Upper 5.56 Receiver Black SLRB-15-UPP 556. 56 Billet Upper Receiver is a precise high-quality upper receiver that will boost your rifle build by several notches. SLR Machine and Tool designed these AR15 Upper Receivers with Mil-Spec...
SLR B15 Billet Upper 5.56 Receiver Black SLRB-15-UPP 556. 56 Billet Upper Receiver is a precise high-quality upper receiver that will boost your rifle build by several notches. SLR Machine and Tool designed these AR15 Upper Receivers with Mil-Spec...