关注微信公众号查券更方便
SHIMANO M6120牙盘M6120曲柄组M7120曲柄组 山地车12速牙盘大齿盘
SLX M7100M7120牙盘12速 正负齿盘片单盘曲柄32t34t170MM
禧玛诺M6100M7100M8100专用盘爪
SHIMANOSLXM7100M7120山地自行车牙盘1112S24单车曲柄170175