Ball screw jack

Ball Screw Jack-RNK series Feature: 1.Model: RNK-0.5T,1T,2T,3T,5T,10T,15T,20T,30T,40T,50T,100T 2.Configuration: worm and worm gear,bearing,housing and ball screw 3.Ball screw jack assemblies use small balls to roll between the nut and screw jack. This creates significantly less friction than lead screw jack and increase use life. 4.Ball screw jack is more suitable to mechanical transmission place with frequent lifting and precise positioning. 5.Ball screw jack stand loading capacity is 1/3 Lead screw jack loading capacity. 6.Ball screw jack is more precision than Lead screw jack 7.Ball scrwe jack feature:high efficiency,high accuracy,use frequency,self-locking,long life