Bicycle Single Speed Adjuster Bicycle Chain Tensioner Folding Bike Chain Stabilizer Rear Derailleur Chain Guide

[For 11T/13T derailleur] Ensures optimal tension on the chain and allows you to pedal with less effort. We will contact you as soon as possible within 24 hours. › Read more




Product size: ‎15 x 10 x 5 cm; 63 g