WMS/Bally Knocker Assembly WPC & WPC-95

Williams/Bally knocker assembly reference #B-10686-1. Includes plunger, mounting bracket, coil, coil sleeve, coil retaining bracket, rubber grommet, mounting screws, and knocker cable. Please note: if you are installing this knocker in a pre-WPC machine you will need to add a diode to the coil. Machines produced up to and including Jokerz (December 1988) use coil AE-26-1200.  Machines produced after Jokerz use coil AE-23-800.  Choose coil from the drop-down menu. Bally machines produced before 1987 do not use this assembly.