10T Folding Bike Chain Guide Tensioner, Bicycle Rear Derailleur Chain Tensioner, Aluminum Alloy and POM Steel Material, Lightweight and Durable, for 3sixty and Other Internal Varia

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: Our 10T folding bike chain tensioner is made of high-quality aluminum alloy and POM steel, ensuring lightweight yet durable performance. The wear-resistant design guarantees long-lasting use, making it a reliable choice for your bicycle needs.
• EASY INSTALLATION: This bicycle chain tensioner is simple to install and use, adding no extra burden to your bike. It comes with two wrenches for convenient setup, allowing you to get back on the road quickly and safely.
• WIDE COMPATIBILITY: Designed for 3sixty and other internal variable speed folding bikes, this rear derailleur chain tensioner fits single speed, internal 3 speeds, external 2 speeds, internal 5 speeds, and internal 8 speeds bikes, offering versatile application.
• CHAIN PROTECTION: The folding bike chain guide tensioner effectively prevents the chain from falling off, ensuring smooth and stable rides. It’s perfect for mountain bikes, road racing, fixed bicycles, and single-speed bicycles, providing enhanced safety and performance.
• LIGHTWEIGHT DESIGN: Weighing only approximately 320g (11.3oz), this bike chain tensioner is lightweight yet sturdy, reducing unnecessary load on your bike while maintaining durability and functionality for various cycling conditions.