used to construction hoist safety device such as :
GJJ ,BAODA,ZOOMLION,
ALIMAK HEK,KANGBO,YUHUAXING,
XCMG,JIANGLU,JIANGHAN,ETC.brand passenger hoist .
GJJ ,BAODA,ZOOMLION,
ALIMAK HEK,KANGBO,YUHUAXING,
XCMG,JIANGLU,JIANGHAN,ETC.brand passenger hoist .
Model :SAJ30-1.2,SAJ40-1.2,SJ50-1.2,SAJ30-2.0,SAJ40-2.0,SAJ50-2.0 safety device