Check the listing for details. Williams (3-Button) coin door service switch - Pinball Machine. Condition: New. Listed at 45.00 USD. Williams 3 Button Service Switch with Decal and Bracket for Pinball Machines Replica Williams 3 Button Service Switch assembly found on Coinco coin doors. This is a perfect match to the original bracket, decal and switches. Black switches are momentary, Red switch is push on/push off. Williams STD-634 decal. See comparison to an original Defender switch bracket and decal: Williams made the holes smaller on the decal than the bracket - so we copied it! If you are doing a restoration and want an exact replacement - this is the only one of its kind available. The Pinball bracket is similar to the arcade machine brackets, except the bends are opposite and the switches are off the bottom Fits Williams games requiring a 3 button switch with a Coinco coin door. Shown on a Williams door.Shipping included.