SURLY Singleator Chain Tensioner - Black Compatio_Enriched 3M Scotchlite reflectors

3M Scotchlite reflectors

Shimano SF-MX30 Freewheels

these wheels feature both Rim Brake and Disc Brake compatibility

The Guide Stem is lightweight

Nickel plated finish for corrosion resistance

SURLY Singleator Chain Tensioner - Black Compatio_Enriched 3M Scotchlite reflectorsSurly 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 Source: Quality