Rising links rise the height about 20-30mm; Lowering links lower the height about 20-30mm, providing increased high speed stability; The lowering links lower the frame of the motorcycle, making it easier to mount and control for smaller riders, while making the bike more aerodynamic for those concerned with speed and performance; No need to have to go through the hassle of having to unbolt your lowering linkings single time to make any adjustments. Condition: Aftermarket Brand New, High Quality Surface finish: Brushed; Laser-cutting Thickness: 5mm Easy to install, No Installation Instruction Fitment: For CB400X 2019-2021 For CB400F 2019-2021 For CB500X 2019-2021 For CB500F 2019-2021 For CBR500R 2019-2021 Colour: silver Material: stainless steel Package Contents: 2 x Rear Adjustable Lowering Link Kit Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.