KAC Mod 1 (11.5”) 300 Blackout upper
New from Knight’s is a line of upper receivers chambered for 300 Blackout, featuring a 1:7 stainless steel barrel equipped with KAC’s QDC Flash Suppressor. In addition to being barreled for 300 Blackout, these models are manufactured with many of the reputable features KAC is known for. They are equipped with Knight’s URX 3.1 slick-sided, free-floating rail system, Micro Front and Rear Iron Sights, and the legendary E3 Bolt. These upper receivers are all compatible with Knight’s QDC line of sound suppressors. The combination of these technologies results in a highly reliable and efficient weapon system that boosts penetration power while remaining highly accurate.