
Sprocket for 821 Series Chain
821 Series Sprocket
Plastic
Cast Iron
No. of Teeth Pitch dia. Overall dia. 19 117.3 117.1 21 129.2 130.1 23 141.2 142.0 25 153.2 154.2 27 165.2 166.6 29 177.2 179.0 31 189.3 191.3 All dimensions in mm.
No. of Teeth Pitch dia. Overall dia. Hub dia. 19 117.3 117.1 57.0 21 129.2 130.1 57.0 23 141.2 142.0 68.0 25 153.2 154.2 68.0 All dimensions in mm.