Bike Ahead Stem shims reducers Conversion Variable circle Set

Features: If your bike front fork diameter 25.4mm,but ahead set stem Is 28.6mm, can use this to convert. This adapters will allow to fit a 25.4mm ahead style handlebars stem to a bike which have a 28.6mm thread less fork steered. At this point will be reduced casing installed to the installation of the installation of the hole diameter. Make from aluminium alloys. Inner diameter: 25.4mm; Outer diameter: 28.6mm Specifications: Component: Aluminum alloys Inner diameter: 25.4mm; Outer diameter: 28.6mm Color: Black Quantity: 1 Set Package Includes: 1pc Bicycles Seatpost adapters Sleeve note: Please allow 1-2cm errors due to manual measurement, make surely that not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.