Buy FX King GRS Green Mountain PCP Air Rifle | Airgun King

king177A totally recoilless air rifle, the RWS Model 54 Air King uses a floating action, to achieve its maximum accuracy. When this magnum air rifle is fired, the action slides rearward in the stock,A totally recoilless air rifle, the RWS Model 54 Air King uses a floating action, to achieve its maximum accuracy. When this magnum air rifle is fired, the action slides rearward in the stock,