HRC 12B1 sprocket-wheel z=16 with hubcap

Parameters of sprocket 12B1 3/4" Z=16sprocket apex diameter: 105.5 mmsprocket pitch diameter: 97.65 mmhub diameter: 75 mmbore diameter: 16 mmheight: 35 mmtooth thickness: 11.1 mmmaterial: C45 steelnumber of teeth: 16.