Problem Solvers Chain Tensioner with Derailleur Hanger

Rethinking the validity of your singlespeed bike purchase? Wishing you’d gone the geared route after all? Don’t worry, we’ve been there too. Problem Solvers is here to help! The Chain Tensioner with Derailleur Hanger is about options. Keep a multi-gear wheel, derailleur, and shifter around for a relatively easy switch between one-and-done simplicity and easy-on-the-knees bliss. This little guy essentially doubles your bike fleet!

• Allows for the use of a derailleur on frames without derailleur hangers
• For use with rear-facing horizontal dropouts and 10mm axles
• For Quick-Release hubs, a Surly adapter is needed (not included)