Folding Bike Chain Guide Tensioner, 10T Teeth, Aluminum Alloy and POM Material, Lightweight and Durable - Effective Chain Protection, Easy Installation for Folding Bikes

Item Type: Bike Chain TensionerMaterial: Aluminum alloy+POMNumber of Teeth: 10TFitment: Fit for 3sixty and other internal variable speed folding bike (single speed, internal 3 speeds, external 2 speeds, internal 5 speeds and internal 8 speeds)Application: For Brompton special rear derailleur can replace for Brompton original rear derailleur as a whole, and help the chain to prevent the chain from falling off more effectivelyWeight: Approx. 320g / 11.3ozPackage List：1 x Bike Chain Tensioner2 x Wrench

• [Durable Material]: Constructed from high quality aluminum alloy and POM steel, this chain tensioner offers superior wear resistance and long-lasting performance for your folding bike.
• [Precise Fitment]: Designed to fit 3sixty and various internal variable speed folding bikes including single speed, internal 3 speeds, external 2 speeds, internal 5 speeds, and internal 8 speeds for versatile compatibility.
• [Reliable Chain Security]: Replaces original rear derailleur parts for models, effectively preventing chain drops and ensuring smooth riding without interruptions.
• [Lightweight Design]: Weighing approximately 320g, the compact and lightweight build minimizes added burden, allowing for easy installation and enhanced bike performance.
• [Wide Application]: Perfectly suited for mountain bikes, road racing bikes, fixed gear, and single speed bicycles, providing dependable chain tensioning across various cycling styles.