Made of premium nylon material, durable and practical. The fixed part has stainless steel screws, easy to install and adjust to your bike. Ergonomic and anti- design, provides comfortable grip during riding. Suitable for most types of bicycle grip, such as electric bike, folding bike, road bike, mountain bike and scooter bike etc. Suitable for a handlebar of 21.8-22, 2 mm Name: Bicycle thumb grip suitable for Mountain Bike Material: nylon colour: Black Package Contents: 1 pair Bicycle thumb grip Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.