Features:

  • Material:#45 Carbon Steel
  • Teeth Number: 22 Teeth ; Keyway:0.1875*0.0938"(4.7625*2.38252mm)
  • Bore Diameter :3/4" ; Pitch:1/2"
  • Outside Diameter: 3.778"
  • What You Get : 1PCS x Roller Chain Plate Sprocket+2PCS Screws