Bike Bicycle Ahead Stem Shim Reducer Conversion Variable Ring Set 25.4 to 28.6mm

Features: If your bike front fork diameter 25.4mm,but ahead set stem Is 28.6mm, you can use this to convert. This adapter will allow you to fit a 25.4mm ahead style handlebar stem to a bike which has a 28.6mm thread less fork steered. At this point will be reduced casing installed to the installation of the installation of the aperture Made from machined aluminium.