Please check if the handlebar hole diameter is 17mm. If it is slightly loose after installing the product, you can tighten the nut and the expansion ring to stabilize the handle.
It can protect handle bar from being damaged when falling; Product Name: Motorcycle Handle Bar End Cap
Material: Aluminum Alloy+Rubber
Package Content: 2 x Motorcycle Handle Bar End Cap
It will make your motorcycle look more stylish and eye-catching.