The fixed pulley is rotated by a cranking bar to wind the steel cable, a spare tire can be lifted, and the spare tire can be put down stably by rotating in reversal the cranking bar.

  • 使用摇把转动定滑轮圈绕钢丝索,即可提升备胎,反转摇把即可平稳降下备胎。

  • 互联网摘选 2025-01-20 11:44:25

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