- Sanwa OBSM button Blanks - Ideal for blanking out unused button holes in your arcade cabinet or fight stick. If you're modifying an 8 button joystick into a 6 or 4 button, Sanwa's OBSM 30mm blank hole plugs can simply plugged in and secured with the provided pvc nut to fit any 30mm button slot. Can be used on both tin matal plate control pannels or thinker wooden panels.
Misuse of product will void warranty.