With surface matte treatment, it has good craftsmanship and light weight.The handlebar riser adapter is lightweight, easy to install and use, and holds bar securely.Made of aluminum alloy, it is durable and wear-resistant.There are 3 sizes for you to choose from 70mm/90mm/110mm.It is suitable for mountain bikes, road bikes, folding bikes,etc. The suitable front fork diameter is 28.6MM. The suitable caliber of the handlebar is 31.8MM. Stem installation height is 40MM.Item Name: Handlebar StemMaterial: Aluminum AlloyAdjusting Angle: 35 DegreesSize Details: 70mm: 9cm x 5.5cm x 4cm/3.54 " x 2.17" x 1.57" (Approx.) 90mm: 11cm x 5.5cm x 4cm/4.33" x 2.17" x 1.57" (Approx.) 110mm: 13cm x 5.5cm x 4cm/5.12" x 2.17" x 1.57" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Handlebar Stem