and high quality CNC cutting diamond shape, fine casting surface, very beautiful under the refraction of light. Bike Stem Headset Aluminium Alloy Fork Tube Head Part Top Diamond Cover Cycling Accessory The colors of vacuum plating can present different colors at different angles and under different lighting. High Wear-resistant and excellent durability. Specifications: Weight:11g Torque: 5-6N.M Applicable tools: 5mm Hex wrench Specifications: 28.6mm colour: purple Material: Aluminum Alloy Package Contents: 1 x Headset 1 x screw Only the above package content, other products are not included. Note: Light 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.