Widely used in milling machine, gear shaper, drilling machine, CNC engine lathe, hobbing machine or other machinery transmission occasionsSpecifications:Tooth pitch: 5.08mmNumber of tooth: 80 TeethBore Diameter: 12mmWeight: 790gMaterial: Aluminum AlloyPackage included:1pc XL80 Teeth Synchronous Wheel 2 x M5 Fixing Grub Screw