1pcs Japanese original SANWA OBSF-30 round 30mm arcade button for MAME Raspberry Pi arcade game machine DIY button kit - AliExpress
Component kit for your arcade with with Japanese buttons – 30mm – TALENTEC
Sanwa OBSN 30 Screw In Japanese Original Arcade Button Pushbutton with Thread | eBay
08 | June | 2008 | SinJul's Arcade Stick Reviews
1pcs Japanese original SANWA OBSF-30 round 30mm arcade button for MAME Raspberry Pi arcade game machine DIY button kit - AliExpress
Amazon.com: Sanwa 6 pcs OBSF-30 Original Push Button 30mm (Each Color of 1 Pcs) - for Arcade Jamma Video Game & Arcade Joystick Games Console (Color) S@NWA : Video Games
Sanwa OBSJ-24 Metalic Japanese Arcade Button - Arcade Express S.L.