Includes: SP 875-644 Trigger Valve Plate SP 877-335 Trigger Valve Bushing
SP 878-121 Trigger Plunger SP 878-734 Valve Packing
SP 875-645R Rubber Ball SP 874-820 Plunger O-Ring
SP 875-638 O-Ring Compatible with most of the Hitachi guns Superior Parts SP-P2 Trigger Valve Assembly Compatible with Hitachi NR83A, NR83A2, NR83A2(S) guns.