1-1/2 x 1-1/2 inch square backbox lock plate (only) common to all late model Stern and Sega pinball machines.
Substitute 535-0072-00
Reference:
- 535-8128-01 mounting plate 4 hole
- 535-0075-00
- 355-5055-00 barrel lock 5/8 inch with 1-1/2 inch latching cam
- 237-5947-00 security mounting screws