Upper Parts

Ballistic Advantage 12" DRP Profile 8.6 BLK Premium Black Series Barrel1/3 Twist - Pistol-Length Gas Built for high-impact performance and optimized for suppressed shooting, the Premium Black Series 12.5" 8.6 Blackout barrel delivers unmatched energy...

KAK Industry, Multi Position Dimple Drill Jig, 4140 Hardened Steel, For Use with .750" Diameter Barrels, Black 4140 Thru Hardened Steel Phosphate Finish For Use with .750" Barrels KAK Industry was founded and incorporated in 2011 by Kurt Kosman to...

Knights Armament 111853 QDC Flash Suppressor Kit Black with 1/2x28 tpi Threads & 2" OAL  This QDC Flash Suppressor is compatible with your rifle with 1/2-28 tpi threads.  

KAK Industry .750 Adjustable Gas Block - Black Nitride Finish Take full command of your rifle’s gas system with the KAK Industry Adjustable Gas Block (.750)—a rugged, precision-engineered upgrade designed for shooters who demand reliability,...

Precision Armament AccuWasher Gen 2 Shim Kit - 3/4x24 - .925" OD Precision is everything when it comes to muzzle alignment, and the AccuWasher® Gen 2 doesn’t just meet expectations—it obliterates them. Say goodbye to guesswork and...

MBC 1/2x28 Compact Facemount 9mm Bore Muzzle Brake - Plan-B Compatible Take control of your shooting experience with the MBC Compact Muzzle Brake—a precision-engineered solution for recoil reduction and suppressor longevity. Designed for...

Comstock Armory FHC 1/2x28 Compact Facemount Flash Hider - Plan-B Compatible When performance matters and every shot counts, the FHC Compact Flash Hider delivers. Engineered for shooters who demand reliability, suppressor compatibility, and minimal blast...

Comstock Armory MBL 5/8x24 Muzzle Brake Suppressor Mount - Plan-B Compatible Dominate recoil and protect your suppressor investment with the MBL Muzzle Brake—a high-performance, suppressor-ready solution engineered for serious shooters. Compatible...

Comstock Armory MBL 1/2x28 Muzzle Brake Suppressor Mount - Plan-B Compatible Take control of your rifle’s performance with the MBL Muzzle Brake—a game-changing upgrade for shooters who demand maximum recoil reduction, suppressor protection,...

Comstock Armory FHL 5/8x24 Flash Hider Suppressor Mount - Plan-B Compatible The FHL Full-Size Flash Hider is purpose-built for shooters who demand high-performance suppressor compatibility and long-term durability. Unlike conventional flash hiders, the...

Comstock Armory FHXL 13.7 P&W Extended 1/2x28 Flash Hider Suppressor Mount - Plan-B Compatible The FHXL Flash Hider is engineered for shooters who demand performance, durability, and seamless suppressor integration. Designed to work with popular ...

HK MR556 A4 Complete Upper Receiver - 11" Match Grade Barrel The Heckler & Koch MR556 A4 Upper Receiver Kit is the ultimate upgrade for serious shooters seeking unmatched reliability, precision, and suppressor-ready versatility. Built on the...