Grtheenumb Bike Stem Riser Bike Fork Stem Extender Handlebar Stem Extender Fit for 1-1/8"(28.6mm) Fork Adjustable Raiser for Road Bike, BMX Bike Black Bike Fork Stem Extender - 8SKRA240810WQLA43MX-02

• Premium Material: Made of aluminum alloy, lightweight with high-strength. It improves your cycling performance Wide Applicability: Adjustable raiser for road bike, and BMX bike. Bike Fork Stem Extender is suitable for most bikes with front fork tubes of 1-1/8'' (28.6mm) in diameter. Allows for better handling and control: If you are suffering pain in neck or wrist even back because of your low handlebar, try this stem riser, it can relieve your pain as you can sit more upright by adding heights. Easy Installation: Find a 5mm wrench (package is not included), n slide stem riser to front fork tube, adding original bike stem back and fits all screws. Adjustable Height: Coming with 4 spacers (1×5mm & 3×10mm), you can adjust height of stem by combining m in different ways, up to 3.46" (88mm), so that bike perfectly meets your riding needs.