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Manufacturer : 
SJS Cycles part number : 
Manufacturer part number : 
Details
Tensioner for use with Brompton bicycles.

- CNC Machined
- Lightweight
- Compatible to 22T cog (original max 17T = 25% increase in gear range)
- Weight: 87g

Designed for 2 speed bikes (can not be used for 3/5/6 speed)

Sold as pictured, you will require idler wheels!
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Questions & Answers (4) Q & A
Specification
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Questions & Answers (4)
sprocket size
By
06 Nov 2020
Hi what is the maximum tooth sprocket size that can be used with this- is it 22 teeth ? And if so which sturmey archer sprocket will be suitable for my sturmey archer 8 speed hub built into my brompton
Compatible to 22T cog, 22t Sturmey sprocket - SJS Cycles part number : 34794 - be worth asking Kinetics for in-depth knowledge!

Thanks - 06/11/20
Compatibility with Sturmey Archer 8 speed hub axle 13/32 hub cap
By
11 Sep 2020
Hi again will this work/ fit onto my Sturmey Archer 8 speed single sprocket hub which I converted from my brompton 's original six speed?

I assume it slots on around the axle as per the standard chain tensioner so no issues about axle thread
We have never tried this combination, think its possible to make that work though.

Thanks - 15/09/20
can i use this with the 6 speed pre-2017 Brompton?
By
10 May 2020
i note you say it is only for the 2 speed Brompton, but why would it not work on the 6 speed Brompton? Grateful if you can clarify.
Hi, we are going by H&H's advise on this, we are not sure of their reasoning. Thanks
Can I use the standard Brompton tensioner idler wheels with this?
By
02 Apr 2020
Hi
Thank you for your enquiry, yes you can use Brompton idler wheels with this tensioner.
Kind Regards. 02/04/20