Overview
The Surly 1×1 Singleator offers a reliable, adjustable solution for tensioning chains on singlespeed drivetrains with vertical dropouts.
Designed to mount directly to a standard derailleur hanger, the Singleator features a triple-sealed spring, floating 11-tooth pulley, and fully adjustable chain line. Its forged body and stainless-steel pivot bushing ensure long-term durability, while chain guides and a wide cog capacity support consistent, quiet operation. Compatible with both 1/8″ and 3/32″ chains.
Features
Triple-sealed spring, large cog capacity and chain guides
Stainless steel pivot bushing
Forged body
Includes two springs for upward or downward tension adjustment. Push down spring installed, push up spring in packaging.
Do not use with a coaster brake, fixed gear, multi-cog or multi ring drivetrains
Specs
Weight: 123g