The Bicycle Hidden Handlebar Riser is designed for 28.6MM front fork steerer tubes. It is a long version that extends the handlebar height, providing a more comfortable riding position. The hidden design ensures that it does not affect the appearance of the bicycle. Features -Color:Multi -Material:Alloy -Size:11.00X3.00X3.00cm/4.32X1.18X1.18in -Note: Suitable for front fork 28.8mm/ 1.12in. -Our bike stem riser is a must-have accessory for any cyclist looking to improve their riding experience. -Made of alloy material, it is built to last and withstand the rigors of regular use. -With our bike stem riser, you can adjust the height of your handlebars to achieve a more comfortable riding position. -It is suitable for use with a wide range of bike types, including road bikes, mountain bikes, and hybrid bikes. -Our bike stem riser is designed to reduce strain on your back, neck, and shoulders, helping to prevent discomfort and pain during long rides. Package list: 2 x Bike Stem Riser