DBHD-134F,DBHD-135F,DBHD-136F,DBHD-25F,DBHD-254F,DBHD-255F,DBHD-256F,DBHD-13F,DBHD-30F,DBHD-304F,DBHD-305F,DBHD-306F,DBHD-40F,DBHD-404F,DBHD-405F,DBHD-406F安全碟式弹簧制动器
DBHD-134F,DBHD-135F,DBHD-136F,DBHD-25F,DBHD-254F,DBHD-255F,DBHD-256F,DBHD-13F,DBHD-30F,DBHD-304F,DBHD-305F,DBHD-306F,DBHD-40F,DBHD-404F,DBHD-405F,DBHD-406F安全碟式弹簧制动器