The Sanwa Denshi Elephant hits up his favorite meal: Ramen.  Choose either the OBSF30 Ramen Masher pushbutton or dust cover.  Official Sanwa Denshi parts

What Fits? 

Pushbutton is 30mm in size and is the standard and universal size for most commercial controllers

The dust cover fits Sanwa Denshi JLF/JLX series joysticks only