If necessary, you may use an inner tube on a Giant hookless rim, so long as the tire you are using has passed the Giant test protocol. However, please note that Giant hookless rims are designed to perform best when set up as tubeless and used without an inner tube.
Reddit 上面也很多人用GP5000+內胎。 不理解G牌為什麼不光明正大的標示2ways fit
2023新版的不論是36框高或是42框高的,或是50框高 都是Hookless, 我用它們家的Hookless rim 配上他們家建議的無內胎輪胎品牌,胎寬跟胎壓限制,5 BAR , 我用C牌 S TR 28c,30c,跟P牌 Velo 28c 沒有什麼問題,就裝胎,灌補胎液,灌氣,測漏比較麻煩若你要用C牌 S TR 25c 的胎他們家建議只能配42框高的輪圈