[VIP第7年] 指数:7
通过认证 
installed on the brake drum, is one of the key safety parts in the automobile brake system. The shape of the brake shoe is like a half-moon.
When stepping on the brake, the two half-moon shaped brake shoes are stretched out under the action of the brake wheel cylinder, and the
brake shoes are rubbed against the inner wall of the brake drum to slow down or stop the car.
