Bike Fork Stem Extender,Bicycle Stem Riser Handlebar Head Up Adapter Raiser,Hidden Built-in Fork Ultra Light Aluminum For Mountain , Road Bike, MTB - sunlight forest, zgq0001

• UPC   746608669828
• [ADJUSTABLE HEIGHT]: The bike stem riser provides additional stack spacers（20mm x1，10mm x2，5mm x1）. You can adjust the height of stem easily by yourself with it，just put the spacers according to your need，the adjustable range is about 3mm-50mm(0.11-1.96 inch)，very suitable for use on slightly Head Up bikes. [HIDDEN DESIGN]: The bike stem extension Innovative heightening experience，different from traditional heightening methods，It's hidden in the fork tube，the stem riser is invisible outside.After using it，the overall vision of your bicycle is more beautiful and beautiful. [LIGHTWEIGHT MATERIALS]: It is specially selected for riders who are looking for lightweight，with a weight of only 129g. The overall use of high-strength aluminum alloy，Unprecedented lightweight experience. [WIDE APPLICABILITY]: It is widely applicable to the outer diameter of the front fork tube of 28.6mm，including the common mountain bikes，Roadbikes，folding bikes and other models on the market. [HOW TO INSTALL]: If you are a brand-new fork, you can use this product without installing star nut. if the original car is remodeled and increased in height, you need to take out or press star nut into the bottom to meet the requirements of placing the expansion parts of this product.