Bike Stem Riser Adjustable Bicycle Handlebar Extender Increases Bar Height Up to 5.3" for Most Bicycle Road Bike, MTB, BMX, Cycling

STURDY MATERIAL: The handlebar height adapter is made of refined aluminum alloy, high toughness, no deformation, corrosion resistance, sturdy and practical. DOUBLE SCREW FASTENING: The bike handlebar extender is equipped with double screw locks and steel screws to make the handlebar tighter and prevent the handlebar from loosening and falling off, reducing hidden dangers when riding. ADJUSTABLE HEIGHT: The height of the bike fork bar extension is 13.8*2.86 cm/5.43*1.13 inches with 5 washers and a maximum height of 10 cm, adjusting the height can effectively reduce the pressure on your lower back and lift it to your comfortable position. COMFORTABLE CYCLING: You can properly adjust the handlebar height with the lift accessory so you can maintain traction more easily on steep hills, giving you a comfortable and easy riding experience.