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              打孔/劃線剎車盤

              詳情:

              1、減輕了剎車盤的整體重量

              2、散熱效果好而且風噪小

              3、提高了剎車效果和摩擦性能

              4、可以通過劃線槽的深度來判斷剎車面的磨損情況


              日本真人边吃奶边做爽动态图|国产第一页浮力影院草草|重囗味sM在线观看无码

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