Features: As extended support to mount lamp, horn, speedometer, sound box etc. Extra length, for more carryings on the mount, keeping a neat handlebar; Aluminium alloy bracket, with liners; Fit For 25.4-31.8mm, meets most of handlebar sizes; Fasten with bolt, firm and safe mount on handle bar; Light weight, easy to mount and release. Specification: Bicycle Handle Bar Extension Shelf Style:Cycling Racing Riding Motorcycle. Position : Front Light.Speedometer. Phone holder. With Allen Key : Include allen key Easy to installtion. Easy Installtion : with repair tools for screw adjustable. Multi-function Handlebar Extender : for Raod Bicycles. Mountain Bikes. Use for : Speedometer. Phone holder. Flashlight. Horn. Material: Alluminum Alloy Color: Black/Blue/Red Length: 30cm Package Included: 1 x Bike Extension Holder