RiToEasysports Single Speed Bike Chain Tensioner - Adjustable Folding Bicycle Chain Stabilizer & Rear Derailleur Guide for 11T/13T Bikes - Perfect for Urban Commuting, Mountain Biking & Bike Maintenance

Features: This chain adjuster can change multi-speed bikes into single speed bike. Spring design can fit various sizes of gear, and prevent chain from skidding out from the crank. Ensures perfect tension for your chain to make you pedal with less efforts. Suitable for folding bike with 11T or 13T rear derailleur. Lightweight and mini, easy to install and use. Specification: Material: Aluminum Alloy Color: Black & Red Fitment: suitable for folding bike with 11T or 13T rear derailleur Weight: approx. 63g Package List: 1 x Chain Adjuster

¡¾Feature¡¿Spring design can fit various sizes of gear, and prevent chain from skidding out from the crank.

¡¾Save Effort¡¿This chain adjuster can change multi-speed bikes into single speed bike. Ensures perfect tension for your chain to make you pedal with less efforts.

¡¾Suit For¡¿Suitable for folding bike with 11T or 13T rear derailleur,great accessory for cycling lovers.

¡¾Easy To Install¡¿Lightweight and mini, easy to install and use. Nice accessory for cycling lovers.

¡¾Stable And Durable¡¿Made of high-quality aluminum alloy material, hard, stable and durable. The delicate guide wheel adopts CNC fine processing technology.