Chain Tensioner Adjustable Tensioning Chain Tensioner with Easy Installation for 8-12 Speed Bikes(Black). New $10. Two available.
【Sturdy and Practical】Made of material, this bike chain tensioner is sturdy and practical to use.
【Anti-Drop Chain Guide】Designed as a single speed converter chain guide, it effectively prevents the chain from dropping.
【Adjustable Tensioning】This chain tensioner provides a simple and adjustable way to tension a single speed system, ensuring optimal performance.
【Versatile Compatibility】Convert your 8-12 speed bike to a single speed with this tensioner, suitable for hanger dropout frames.
【Perfect Chain Tension】Equipped with a floating pulley adjust wheel, this tensioner allows for precise chain tensioning.