AT3 Tactical Mil-Spec AR-15 Pivot Pin Grey AT3-Pivot-01-GRY. Its made of 8620 Alloy steel and has a Black Melonite finish. Also available in other colors (Cerakote). All AT3 Tactical lower receiver parts meet or exceed Mil-Spec. These parts are...
AT3 Tactical Mil-Spec AR-15 Pivot Pin Grey AT3-Pivot-01-GRY. Its made of 8620 Alloy steel and has a Black Melonite finish. Also available in other colors (Cerakote). All AT3 Tactical lower receiver parts meet or exceed Mil-Spec. These parts are...