Bicycle Bike Handlebar Fork Stem Extender Riser Head Up Adapter

Specification: Material: Aluminium alloy Color: Black, Red, Gold, Blue Base Diameter: 28.6mm Fork stem diameter: 28.6mm (standard) Total height: 120mm Adjustable height: 0mm-70mm Description: Tube body made of aluminum 6061. T4 + T6 heat treatment, 4.9 ultrahigh strength. Handling more flexible, light weight, easier to force when climbing, operation is comfortable . The cap has built-in screw to steady stem. Suitable for customer that feel the handlebar is too low. The product equip with 4 gaskets,1 x 10mm and 3 x 5mm, can increase the height up to 70mm. Can freely adjust the gasket to fit your own height. Package Includes: 1 x Bicycle Fork Stem Riser