... . The drum brake is used for automobile crane QY12T, QY16T, QY20T, QY25T, QY30T, QY50T and QY75T, etc., big tonnage cargo ... plate and brake shoe and can achieve reliable linkage. Using the milling and grinding process, the drum brake features high precision and sound ... performance. There are more than 20 kinds of products for you to choose. Disc ...