NOS (new old stock) Batman Forever Batgun handle set. This set includes both plastic sides of the batgun handle, 3x #6-32 black oxide pan head screws, & 6x #8-32 black oxide pan head screws.  It does not include any of the innerworkings of the assembly such as the trigger, spring, & metal mounting bracketry.
Sega reference numbers 535-5636-00 & 535-5635-00.