As in something like this?
https://www.ebay.co.uk/i/311393074837
Might be a bit too cheap! Would that really work? I guess a shim for a derailleur clamp and a 31.8 chain keeper would work too..
Don't buy it.
Just walk into a bicycle shop and ask for one.
Other option is to loose one link from the chain.
@edscoble started
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As in something like this?
https://www.ebay.co.uk/i/311393074837
Might be a bit too cheap! Would that really work? I guess a shim for a derailleur clamp and a 31.8 chain keeper would work too..