The precision ported barrel of the Vanquish AR-22 drops standard velocity .22LR rounds to subsonic speeds, delivering an incredibly quiet shot. This game-changing barrel fits directly onto your AR-22, offering a simple drop-in upgrade that transforms your shooting experience. This model features a 12-inch barrel configuration and is designed to be used with CMMG dedicated .22LR bolt platforms. This product is not compatible with CMMG's 5.56-to-.22LR conversion kits.