zvd 10cm bike handlebar extension extension handlebar bracket single clamp extension mount bracket for bicycle led light, gps, phone, speedometer

premium material well made of superior aluminum alloy, super light material. overall smoother, corrosion resistance and durability. usage suitable for 31.8mm caliber handlebar adding or reducing the shim can fit for 25.4mm diameter handlebar application fits snugly over your bike s handlebars to add