BCressi SL Pneumatic Speargun with Power Reducer ReviewbP PP Cressi SL Pneumatic Speargun with Power Reducer PAnatomical high grip butts enabling the gun to be held in line with the arm with no extra effort.PPower Reducer so you can either use full power, or reduced power for close-up fishing and shooting near rocks.PSafety catch.P8 mm threaded steel shaft.