sbamuh_sdt wrote:轉接環不是都有釋放開...(恕刪) riklin wrote:專接環附近一定有個卡...(恕刪) M42接環是螺紋的...沒有卡榫...至於樓主轉不開該不會是當初鎖上時已經有崩牙...不然應該不會轉不開真不行就送修吧...