<p>Surly Hurdy Gurdy Chain Tensioner</p><ul> <li>⋅ Hurdy Gurdy is another nifty device that keeps a rear wheel from slipping forward in the dropout under pedal load</li> <li>⋅ Designed for Surly Cross-Check’s semi-horizontal front-loading dropouts, and will also work on many other similar dropouts</li> <li>⋅ Investment cast of stainless steel for durability and good looks</li></ul>