Surly Hurdy Gurdy Chain Tensioner Mudflaps The 12mm slotted dropout chip

The 12mm slotted dropout chip uses a standard derailleur mount for maximum compatibility and is made of cast and machined 6061-T6 aluminum

Updated adjusting dial with precision interlocking

We’ve worked with Vibram – the leading mountain boot grip brand for decades – to create a game changing shoe-to-bike connection

This 700 x 23 CST tyre features a semi-slick road tread with grooves in the centre plus textured shoulders for added grip when cornering or riding in the wet

enhancing movement quality and muscle effectiveness

Surly Hurdy Gurdy Chain Tensioner Mudflaps The 12mm slotted dropout chipSurly Hurdy Gurdy Chain Tug Hurdy Gurdy is a nifty device that keeps your rear wheel from slipping forward in the dropout under pedal load. Its designed for semi horizontal front loading dropouts (*ahem* like those found on the Cross Check), and will also work on many similar dropouts. Hurdy Gurdy is investment cast of stainless steel for durability. Its two axle holes allow for a wide variety of fore aft wheel positions. It will work with bolted