MATERIAL This chain tensioner is made of high-quality aluminum alloy, which is .
ADVANTAGES Full CNC machining, anode color, using bearing shaft, can be matched with a variety of wheels, the wheel generally uses 11 teeth, but also can use 13 teeth.
PREVENT FALLING OFF Folding chain stabilizer can effectively prevent the chain from falling off due to instability during riding.
LIGHTWEIGHT The hollowed out design reduces weight and makes riding easier.
USAGE This chain tensioner is suitable for single-speed folding bikes