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42-21 | Challenge BS Sprocket Taper Bush
£5.57
Description
This 21 teeth 1/2 sprocket to fit taper bush 1610 is manufactured by Challenge in C45 Steel . This Duplex sprocket fits chain 1/2 x 5/16 and has a part number 42-21 and is available from stock. If you require additional information please contact Sales on 01952 676926.
Additional information
| Hub Diameter d | 70 |
|---|---|
| Manufacturer | Challenge |
| Material | C45 steel. |
| Pitch | 1/2" |
| Teeth | 21 |
