This stem heightening device can adjust the height, improve the handlebar height, meet the needs of users, and improve the riding comfort.<br/>Features:<br />H-idden heightening accessory, after installation does not affect the appearance, can freely with the vehicle.<br />The heightening effect can be adjusted, and the height can be adjusted by increasing or decreasing the internal washer according to the height you need.<br />Texture shape, beautiful and generous, feel nice.<br />Aluminum alloy material, high strength, high hardness, nice bearing effect, noteasy to deformation, not easy to rust, long service life.<br />It is small and portable, and can be refitted to increase the service life of the bicycle.<br/>Specifications:<br />Material: aluminium alloy<br />Increase ranges: about 3~50mm<br />Applicable inner diameter: 24.6~25.4mm<br />Item size: 122.5mm<br />Washer size: 1 * 20mm, 2 * 10mm, 1 * 5mm<br />Total length of screw: 118mm<br />Item weight: 166g / 5.9ounce<br/>Packing List:<br />1 * Stem Heightening Set<br />