Two-split window type steel punching cage Breadless inner ring Inner ring guide type guide wheel Oil grooves and three oil holes in the outer ring Inner ring diameter (mm): 120 Outer ring diameter (mm): 200 Width (mm): 80 Operating temperature range (℃): -40 to +200 Accuracy等级:ISO 492维度精度宽度公差小于ISO标准的一半,旋转精度P5等级