ThunderStick Arcade1Up 12-in-1 Interface Board

About this item

• No soldering and wire cutting
• Only compatible with original GRS spinner, NOT compatible with counterfeit
• Compatible with GRS Spinner/Trackball and the original A1U spinner/trackball. (Note: USB is not compatible with the new 1U upgraded spinner.)
• Convert your A1U stock spinner and trackball to USB Compatible