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PX4 Sub-Compact 40S&W
The #5 shot size offers an excellent compromise between pellet count and energy
Each cartridge is loaded with care for uniform muzzle velocity and tight groupings
270 ft-lbs
low-profile floor plate
FAIL ZERO BCG .224 VALKYRIE AR-15 Plates PX4 Sub-Compact 40S&WThis . 224 Valkyrie Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most Mil Spec upper receivers chambered in . 224 Valkyrie. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and increases both wear and corrosion resistance. EXO Nickel Boron makes for easy cleanup and will improve the performance of your rifle. This bolt assembly is also compatible with the
