Folding Bike Chain Tensioner Quiet Rear Chain Tensioner with Pulley for Cyclists

Upgrade your folding bike's drivetrain with this premium fastening-lock tensioner, engineered specifically to deliver reliable chain management along with a clean aesthetic. Crafted from high-strength aluminum alloy, this lightweight chain tensioner weighs just 107.3 g, ensuring it adds minimal bulk to your ride while offering maximum durability. It features a single-arm construction with a 132 mm arm length, a 50 mm center distance, and a 37 mm pulley diameter, making it a compact and highly functional addition to your setup. Central to this bike chain tensioner is a nylon 11T guide pulley designed to run smoothly and quietly. By significantly reducing chain friction noise, it provides a peaceful and seamless pedaling experience during daily commutes or weekend rides. The engineered design of this folding bike chain tensioner is suitable for derailleur hanger and 4-5-6-7 speed folding-bike applications, offering wide compatibility for various gear setups. This rear chain tensioner with pulley is not only engineered for high performance but also for convenience. The nylon pulley wheel is exceptionally easy to clean, allowing you to wipe away road and debris quickly to maintain peak drivetrain efficiency. With dimensions including a 38mm shaft length, a 10 mm shaft diameter, and a 17.6 mm circular hole diameter, installation is straightforward, giving you more time riding and less time in the workshop.