SURLY SINGLEATOR TENSIONER SPRINGS
Surly offers a very cool Singleator, that coverts your geared bikes to a single speed, and these are the springs you might require to keep your Singleator working to the correct tension.
Replacement springs are available in Two Versions.
- Gold is Pull Up Version (it pushes chain up towards the chain stay).
- Silver is Push Down Version (it pushes chain away from the chain stay).