Kowaku Single Speed Bike Chain Tensioner & Chainring Converter - Universal Bicycle Chain Adjuster Guide for Mountain Bikes, BMX, Fixie - Perfect for Urban Commuting & Off-Road Cycling

Description: - 【Material】This bike chain tensioner is made of aluminum alloy, which is lightweight, and not easy to damage, It can be used for a long time. - 【Deisgn】This bicycle chain adjuster can change multi speeds bikes into single speed bike, prevent the chain from slipping, ensuring perfect chain tension for your chain to make you pedal with less effort. - 【Feature】Bicycle chain stabilizer can effectively prevent the chain from falling off due to instability during riding. - 【Easy Installation】The single speed chain adjuster tensioner is easy to use and install, light in weight, and is a good accessory for bicycle lovers. - 【Application】The bicycle chain tensioner perfect bike accessories can be used for mountain bikes, road bikes, fixed bicycles, folding bicycles, etc.Specification: - Material: Aluminum AlloySize Chart:Bike Chain Tensioner: 10cmx10.84cmx6.4cmx2.65cm/3.94inchx4.27inchx2.52inchx1.04inchBicycle Chain Adjuster: 2.7cmx5.1cm/1.06inchx2.01inchPackage Includes:1 Chain Tensioner,3 Wrenches1 Chain AdjusterNote:Please allow slightly errors due to manual measurement and different monitors.