DS12ATB20H Sprocket
- Custom bore sizes are available. Contact us if you need a specific bore size or machining requirement.
- Images are for reference only. Actual product appearance may vary based on size, bore, keyway, hub style, or manufacturer.
DS12ATB20H Sprocket Dimensions

- Sprocket Size: DS12ATB20H
- Tooth Count: 20
- Bushing Size: 2517
- Outside Diameter: 129.70mm
- Pitch Diameter: 121.78mm
- Minimum Bore: 16mm
- Maximum Recommended Bore: 65mm
- Sprocket Type: ATB
- Dimension (L1): 49.2mm
- Dimension (C): 31.8mm
- Dimension (E): 100.0mm
- Dimension (L2): 44.5mm
- Dimension (F): 11.1mm
- Sprocket Weight: 2.55 kG
Besides the metric double single sprocket, we also supply 2517 bushings, 12B roller chain, electric motors, gear reducers, and a plethora of roller chain accessories. For more information or to get a quote please contact us and we will be happy to assist you.
- Sprocket Size: DS12ATB20H
- Tooth Count: 20
- Bushing Size: 2517
- Outside Diameter: 129.70mm
- Pitch Diameter: 121.78mm
- Minimum Bore: 16mm
- Maximum Recommended Bore: 65mm
- Sprocket Type: ATB
- Dimension (L1): 49.2mm
- Dimension (C): 31.8mm
- Dimension (E): 100.0mm
- Dimension (L2): 44.5mm
- Dimension (F): 11.1mm
- Sprocket Weight: 2.55 kG