ITEM NAME:Bicycle Single Derailleur Tensioner Bike Chain Adjuster Jockey Wheel Description: Made of aluminium alloy, long-lasting, practical and rustproof Designed to provide a simple, effective and adjustable way to tension a single speed system Converts any multi-speed bike to a single speed for hanger dropout frame Works for 13-23T cog chain mountain bikes; Easy to install and convenient to use Floating pulley adjust wheel for perfect chain tension Specification: Material: Aluminium Alloy Length: 90mm/3.5 inch Package Includes: 1 Piece Bike Chain Tensioner Note: Please allow slightly difference due to manual measurement. Color may be slightly different since different monitor. Thanks! SKU: FUZ0001817854043515.1 Piece Bike Chain Tensioner. Floating pulley adjust wheel for perfect chain tension. Works for 13-23T cog chain mountain bikes; Easy to install and convenient to use. Designed to provide a simple, effective and adjustable way to tension a single speed system.
