AYLIFU 1 PCS Bicycle Chain Tensioner Aluminum Alloy Chain Tensioner Single Speed Bike Chain Tensioner for BMX Fixie Bike Single Speed Bike (Black)

About this item Material: Bicycle chain tensioner is made of high-strength aluminum alloy, which has stable structure, strong wear-resistant and bearing capacity. It is suitable for long-term use. Bright color: Bicycle chain tensioner adopts CNC machining, which has smooth surface and edge; Surface anodized treatment and bright colors make your bike more cool and fashionable. Function: The bicycle speed tensioner is used to adjust the tightness of the bicycle chain, which prevents the chain from falling off or winding and protects your bicycle from scratches. Simple installation: The installation of the bicycle chain adjuster tensioner is simple and fast without other complex tools, just loosen the nut, align the card slot can be installed. Simple and fast, saving time and effort. Scope of application: Bicycle chain tensioner is suitable for 3/8 inch (10 mm) axle, generally suitable for single-speed mountain bikes, road bikes and folding bikes.