10T Folding Bike Chain Guide Tensioner Bicycle Rear Derailleur Chain Tensioner Durable Lightweight Suitable for 3sixty Mountain Road Racing Fixed Bikes

[DURABLE LIGHTWEIGHT] Crafted from high-quality aluminum alloy and POM steel, this chain tensioner is durable, lightweight, and wear-resistant, ensuring long-lasting use.[EFFICIENT APPLICATION] Specifically designed for Brompton special rear derailleurs, this tensioner replaces the original part effectively preventing chain drops.[PRECISE FITMENT] With 10T teeth, this tensioner is ideal for 3sixty and various internal variable speed folding bikes, catering to different gear setups.[EASE OF USE] The folding bike chain guide tensioner is user-friendly and adds no extra burden to your bike, guaranteeing a hassle-free operation.[WIDE COMPATIBILITY] Suitable for chain tensioning in mountain bikes, road racing bikes, fixed bikes, single speed bikes, and more, offering versatility in use.Spec: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 Note：

• [DURABLE & LIGHTWEIGHT] Crafted from high-quality aluminum alloy and POM steel, this chain tensioner is durable, lightweight, and wear-resistant, ensuring long-lasting use.
• [EFFICIENT APPLICATION] Specifically designed for Brompton special rear derailleurs, this tensioner replaces the original part effectively preventing chain drops.
• [PRECISE FITMENT] With 10T teeth, this tensioner is ideal for 3sixty and various internal variable speed folding bikes, catering to different gear setups.
• [EASE OF USE] The folding bike chain guide tensioner is user-friendly and adds no extra burden to your bike, guaranteeing a hassle-free operation.
• [WIDE COMPATIBILITY] Suitable for chain tensioning in mountain bikes, road racing bikes, fixed bikes, single speed bikes, and more, offering versatility in use.