Bicycle Fork Stem Extender Bike Handlebar Riser Head Up Adapter

Specification Material 2012 9ATotal High 120mmAdjustable High 0mm 70mmBase Diameter 1 1 8 28 6mm Fork stem dia 28 6mm standard Color Silver and Black for your chooseStem adjuster 4 spacers 1 x 10mm3 x 5mmWeigh 185gFeatures Using the Heads Up you can adjust the riser at your choiceHow to install Insert STEM UP onto the fork stem and place height adjusters onto STEM UP until your preferred height level for your stem Stem and wheel in the same direction and hignten clamping bolts of the stemPackage includes 1 x Head Up Adaptor