Using exposed upper flange fixing bolt which makes it convenient to replace rubber plate.
上箱法兰固定螺栓采用外露式，便于更换橡胶板。
After the fixing bolt is completely screwed in the central hole of the screw, the upper end-face of the fixing bolt is lower than the upper end-face of the fixing sleeve pipe.
固定螺钉完全旋入螺杆中心孔后，固定螺钉的上端面低于固定套管的上端面。
The invention provides a pair of shoes with telescopic heels. A telescopic inner heel is sleeved on the heel of each shoe, and a fixing bolt used for control is also arranged on the shoe heel.
本发明提供一种可伸缩鞋跟的鞋子，所述鞋子的鞋后跟套装有一 个可伸缩的内后跟，并设有一个用于调控的固定螺栓。
The invention provides a pair of shoes with telescopic heels. A telescopic inner heel is sleeved on the heel of each shoe, and a fixing bolt used for control is also arranged on the shoe heel.
本发明提供一种可伸缩鞋跟的鞋子，所述鞋子的鞋后跟套装有一 个可伸缩的内后跟，并设有一个用于调控的固定螺栓。
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