Your shopping cart is empty!
Upper Receivers
Build your Pistol Caliber Carbine (PCC) with precision using our high-performance PCC Upper Receivers. Whether you’re constructing an AR-9, AR-40 S&W, AR-45, or AR-10mm, these upper receivers are designed for optimal function and reliability, ensuring you get the most out of your pistol caliber carbine build.
-
The AR-15 / 9MM/40/45 Dedicated Slick Billet Upper Receiver is crafted to provide the ultimate in reliability and performance for your AR build. Whether you are building in 9mm, .40 S&W, or .45 ACP, this slick billet upper offers a clean, smooth design that is perfect for shooters looking for a ..The AR-15 / 9MM/40/45 Dedicated Slick Billet Upper Receiver is craf...$199.95 -
Build your custom AR-9/45 pistol caliber carbine with the AR-9/45 Pistol Caliber Billet Upper LRBHO from New Frontier Armory. This upper receiver is crafted from 7075 T6 aircraft-grade billet aluminum, ensuring exceptional strength, durability, and precision. Designed to accept 9mm, .40 S&W, .45..Build your custom AR-9/45 pistol caliber carbine with the AR-9/45 P...$169.95
-
Complete your pistol caliber carbine (PCC) build with the Pistol Caliber Side Charging Upper LRBHO from New Frontier Armory. Crafted from 6061 billet aluminum, this upper is precision-machined for strength and longevity, offering exceptional performance for 9mm, .40 S&W, .45 ACP, and 10mm calibe..Complete your pistol caliber carbine (PCC) build with the Pistol Ca...$369.95