Left side End Of Stroke (EOS) flipper coil switch. Has mounts for capacitor as well as connections to coil.
To convert to Right Hand side simply take the switch apart and move the connectors that stick out to the side.
Alternate number 02-931-01, 020-931-02, 02-923-02, 020931-01, 020931-02, 020923-01 LH or 020923-02 RH
Used in Middle Earth, Space Riders, Superman - where ever a flipper coil was used that did not use a microswitch as the EOS switch.