Arcade1Up ThunderStick 12-in-1 Board

About this item

• Convert your A1U stock spinner and trackball to USB Compatible
• Compatible with GRS Spinner/Trackball and A1U original stock spinner/trackball(P.s. USB does not compatible with new 1U upgrade spinner)
• Compatible with authentic GRS spinner only, incompatible with counterfeit versions.
• No soldering and wire cutting