NEW Surly Singleator, Black type_carrier-pannier-racks Lightweight aluminum caliper design with

Lightweight aluminum caliper design with tough anodized finish

Requires 4mm hex for chain tool driver which can be found on the EnCase Hex Bit Wrench

It has a super low viscosity that provides great lever response

Three position wheel scoops allow for raising/lowering the bike to help with handlebar interference

High security pick and drill resistant disc-style cylinder

NEW Surly Singleator, Black type_carrier-pannier-racks Lightweight aluminum caliper design withSurly Singleator mounts right up to your derailleur hanger and provides a simple, effective, and adjustable means of tensioning the excess chain slack found in vertical dropout single speed drivetrains. Triple sealed spring, large cog capacity and chain guides Stainless steel pivot bushing Includes two springs for upward or downward tension adjustment Do not use with a coaster brake, fixed gear, multi cog or multi ring drivetrains Color: Black