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Shimano 21T Sprocket for Nexus Geared Hubs

Product Reviews (0)
Questions & Answers (2) Q & A
- Fits 3/32 chains
Compatible with;
- BR-IM31-R (Inter-M Brake)
- BR-IM41-R (Inter-M Brake)
- SG-3C41-DX (Nexus 3-Speed Hub with Coaster Brake)
- SG-3R40-DX (Inter-3 Hub)
- SG-7C15 (Inter-7 Hub)
- SG-7C16 (Inter-7 Hub)
- SG-7C18 (Inter-7 Hub)
- SG-7C22 (Inter-7 Hub)
- SG-7C25 (Inter-7 Hub)
- SG-7C26 (Inter-7 Hub)
- SG-7R42 (Inter-7 Hub)
- SG-7R45 (Inter-7 Hub)
- SG-7R46 (Inter-7 Hub)
- SG-8C20 (Inter-8 Hub)
- SG-8C22 (Inter-8 Hub)
- SG-8C31 (Inter-8 Hub)
- SG-8C56 (Cyber Nexus Inter-8 Hub)
- SG-8R20 (Nexus 8-Speed Internal Hub)
- SG-8R22 (Nexus 8-Speed Internal Hub)
- SG-8R25 (Nexus 8-Speed Internal Hub)
- SG-8R27 (Nexus 8-Speed Internal Hub)
- SG-8R31 (Nexus 8-Speed Internal Hub)
- SG-8R35 (Nexus 8-Speed Internal Hub)
- SG-8R45 (Nexus 8-Speed Internal Hub)
- SG-8R55 (Cyber Nexus 8-Speed Internal Hub)
- SG-8R56 (Cyber Nexus 8-Speed Internal Hub)
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Questions & Answers (2)
Will This Fit An Alfine 8 Hub
08 Jul 2016
SJS Customer Service:

The Alfine and Nexus sprockets use the same fittings so you should be fine to use this sprocket on your Alfine hub.

Is The Sprocket 23993 Going To Fit On Nexus Sg3R40
16 Sep 2014
Is the "Shimano 21T Sprocket for Nexus Geared Hubs" (SJS Cycles Part Number: 23993 Manufacturer Part Number: 330 6000) going to fit "Shimano Nexus SG3R40 Nexus roller brake compatible 3speed rear hub"?
SJS Customer Service:

Yes, this sprocket and your hub both use the standard 3 notch fitting so it is suitable for use on your hub.