The Surly Hurdy Gurdy is a chain tensioner built for the Surly Cross-Check's semi-horizontal front-loading dropouts and will also work on many other similar dropouts. Being an investment cast of stainless steel makes it both a good looking and durable device for keeping your rear wheel from slipping forward while under load. The Hurdy Gurdy works with QR's, bolted axles and nutted axles up to 10mm.
Fits most forward loading dropouts
Works with QR's, bolted axles and nutted axles up to 10mm.
CALIFORNIA PROPOSITION 65 WARNING: This product can expose you to chemicals including (Cadmium, Phthalates, Bisphenol, Nickel (Metallic), di(2-ethylhexyl)phthalate "DEHP"), which is known to the State of California to cause cancer and/or cause birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.
I have a 70's Raleigh Grad Prix with semi-horizontal forward facing dropouts that was converted to a fixed gear and the bolt-on axle wheel kept sliding forward in the dropouts. I bought this to fix that problem Easy to put on and adjust. No fitment issues and it has solved my issue completely. You only need one. I put on the drive side
You really only need 1 per bike and it is intended for forward sliding horizontal drop outs where the adjusting screw fits at the back. Just remove the adjusting screw and spring and put this in its place
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