DCPZ12.7-250,DCPZ12.7-300,DCPZ12.7-400電磁鉗盤式盤式制動(dòng)器
QP12.7A-A,QP12.7A-B, QPL12.7-B, CQP12.7-A, QP30-D, QP25.4-D, CQP20-D-B氣動(dòng)鉗盤式制動(dòng)器