12g CO2 / Pump to PCP Adjustable/Regulated High Pressure Conversion KIT HPA for Crosman 2240 1377 1322 2250 2260 and Longer Barrel

About this item The valve is sealed by high pressure, it won’t leak when the pressure up to 3~4MPa We have tested well and set best pressure before shipping, so you’d better not adjust or disassemble valve and regulated pressure part at will. To install them, you only need to keep the original barrel, grip & trigger set, and Probe It can be shot about more than 20~50 times.(Due to pressure setting, spring size and length of cylinder). NOT refill pressure up to 30 mPa. 1 mPa = 150 psi = 10 bar Velocity can be up to 800 fps (with 15 gr pellet, regulated pressure is 12 mPa)