Slewing ring bearing features: 1.Can bear a comprehensive load 2.Series: ... ,HJ,QU,QW,QN 3.Guide is simple Slewing ring bearing Single row cross roller slewing ring bearing , by two blocks circles, compact structure ... .50.4500112.50.4500 If you are interested in our slewing ring bearing,please contact with me. Slewing Ring Bearing 111.25.500