Can be used for Amulette Pro, Amulette , TRUENO , JETSET , JETSET EG.W, etc. By replacing the initial spacer (1.50mm) with the "Gap adjustment spacer", you can fine-tune the bearing gap width. Orange：1.45mm Green：1.57mm Brown：2.1mm ※ By using brown on both sides, it becomes a bind specification bearing gap width.