Umarex Fusion CO2 rifle Uses two (2) 12-gram CO2 cartridges Bolt-action Single-shot Rifled steel barrel with SilencAIR integral noise dampener 3-lb. trigger-pull 11mm dovetail grooves (no open sights) Automatic safety Ambidextrous synthetic stock 14.25 length of pull Rubber recoil pad Grip with finger grooves 5.71 lbs. (scope will add another 1.50-2.00 lbs. weight) Includes 4x32 scope (duplex reticle, 35 yds. parallax setting) and mount (scope is not mounted) ... 750 fps w/alloy pellets, 700 fps w/lead pellets...