RWS Model 350 Magnum .22 Caliber Pellet Airgun Made of highest quality material Manufacturer: Umarex RWS 1004260 350 Magnum air gun .22 long range rifle Only available for purchase in certain zip codes Trigger type is 2-Stage(adjustable),optic compatible is 11 mm groove,power is spring piston, trigger pull is 3.3 pounds, length of pull 14 is inches, cocking effort is 3 pounds Stock is Blued hardwood Fixed Front/Adjustable Rear Sights Barrel length is 19.5 inches