- Replacement splined sprocket for Extention splined hubs!
- Not compatible with any other brand of splined hubs.
- Quality aluminium, 12T sprocket from Extention!
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Only fits Extention splined hubs, will not fit any other brand.
- Ideal replacement for the standard sprocket fitted to
Extention Rise 20 bikes!
- CNC machined from high quality aluminium with an offset design for better chain alignment.
- Wide base with tight spline tolerance, which prevents digging in and unwanted movement under load.
- Narrow, wide tooth profile helps maintain chain retention.
- Compatible with 3/32" chains only.
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Not compatible with Shimano HG spline hubs (Hope, DT, Chris King etc) or Profile cassette hubs.
- Available in Red only.
- Weight: 9g!