Compact and easy maintenance

vinyl dipped handle for superior leverage

Padded on all sides for frame finish protection

long lever arm and ergonomic handle

No matter how wet the weather

SURLY Singleator Chain Tensioner - Black Compatio_Enriched Compact and easy maintenanceSurly 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