The bottom is threaded 10-32.
Game compatibility list (may not be a complete list):
Stern Iron Maiden Pro, Premium & LE.
Stern Jurassic Park Home Version (The Pin), Pro, Premium & LE.
Stern Avengers Infinity Quest Pro, Premium & LE.
Stern Foo Fighters Pro, Premium & LE.
Game compatibility list (may not be a complete list):
Stern Iron Maiden Pro, Premium & LE.
Stern Jurassic Park Home Version (The Pin), Pro, Premium & LE.
Stern Avengers Infinity Quest Pro, Premium & LE.
Stern Foo Fighters Pro, Premium & LE.
NOT a suitable replacement for Williams/Bally #04-10005.
Stern reference numbers 260-5016-00 & 515-1935-00.