https://ko.aliexpress.com/item/1005004019238577.html?aff_fcid=552a4caaa2dd44d0814f3dc095caca4e-1770184140885-03504-_Dnad0hF&tt=CPS_NORMAL&aff_fsk=_Dnad0hF&aff_platform=shareComponent-detail&sk=_Dnad0hF&aff_trace_key=552a4caaa2dd44d0814f3dc095caca4e-1770184140885-03504-_Dnad0hF&terminal_id=d8b1b235071c428eb1a833f0fc652738&afSmartRedirect=y&gatewayAdapt=glo2kor I have a question regarding the GT2 Pulleys option you added to your BOM. I would like to ask which width specification should be selected, aside from the bore diameter. There are several options available, and I'm a bit confused, so I'm asking for clarification. Thank you for sharing this valuable resource.