Studio 4/2 Grevillea St. Tanah Merah 4128 (m) 0412 782 111
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$9.00 $9.95

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).

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