Put inboard tire anti-skid chain insurance clasper well, Tighten bolts. And then Connect anti-skid chain insurance clasper outside tire well. (such as left4).

• 三、把轮胎内侧防滑链的保险扣扣好，拧紧螺栓，再把轮胎外侧防滑链的保险螺丝扣好（如左图四）。