CHAIN WHEEL 08B2 1/2" Z=21 WITH HRC HUB

Parameters of sprocket 08B-2 1/2" Z=21sprocket apex diameter: 90.1 mmsprocket pitch diameter: 85.21 mmhub diameter: 70 mmbore diameter: 16 mmheight: 40 mmtooth thickness: 7 mmmaterial: C45 steelnumber of teeth: 21.