Bike Mountain MTB Handlebar Fork Stem Increased Control Tube Extender Adapter Features: Constructed of high-strength machined T6 aluminum alloy. Suitable for mountain bicycle to rise up the handlebar fork stem. Can extend the fork stem by 35mm maximumly. Easy installation, just connect up the original front fork stem. Specifications: Color: Silver, Black,yellow,Red, Blue (optional) Material: Aluminium alloy Base diameter: 32mm Fork stem diameter: about 28.6mm (standard) Length: about 12cm / 4.7in Weight: 188g How to install: 1. Insert STEM-UP onto the fork stem and place height adjusters onto STEM-UP until your preferred height level for your stem. 2. Stem and wheel in the same direction and heightening clamping bolts of the stem. Package list: 1 x Bicycle Fork Stem Extender The More You Buy, the Better the Deal To Better Fit You,please Do Measure the Size and Compare to the Size Chart Before Placing Order. Halloweenhalloween Decorationshalloween Decorhalloween Decorations Indoorhalloween Decorations Outdoorhalloween Home Decoroutdoor Halloween Decorationshalloween Decorations Clearancedecorationhalloween Christmaschristmas Decorations Before Christmaschristmas Decorations Clearancethe Before Christmasholidaynightmare Before Christmas Popchristmas Clearance AFTER SALE SERVICE: 30 Days after sales service and exchange, reply you within 24 hours to solve your problem.