Sumatra 2500 1000 ft/sec Very powerful, lever action, pre-charged pneumatic (PCP) rifle. Sumatra offers 3 power levels. To bring those velocities down to a lower level, simply shift to the lower power(s), which is done easily by turning the power wheel in front of the trigger in either direction after fully cocking the gun. Sumatra carbine is advertised to have an accuracy rating of 3/8" ctc at 30 yards using Eun Jin pellets. Threaded Barrel, Adjustable 2-Stage Trigger, Includes Rifle, 2 Magazines, Fill Probe, and a tin of EunJin 22 cal. Domed Pellets