Features1Made of aluminum alloy, sturdy and durable. 2Anodic oxidation surface for resistant to corrosion. 3Hollow design causes no burden to your Cycle. 4Stable and skidproof, no worry of tilting and creeping down. 5Cause no damage or scratch to your handlebar. 6Convenient to hold bike phone mount, meter, light, stopwatch, GPS etc.SpecificationFeatures:Made of aluminum alloy, sturdy and durable. Anodic oxidation surface for resistant to corrosion. Hollow design causes no burden to your Cycle. Stable and skidproof, no worry of tilting and creeping down. Cause no damage or scratch to your handlebar. Convenient to hold bike phone mount, meter, light, stopwatch, GPS etc. Specifications:Material: Aluminum Alloy Weight: Approx. 109g/3.8oz Color: Gold / Black / Silver(optional) Package List:1 * Bike Handlebar Extender 2 * M4 Screw 2 * Screw Sleeve 2 * ShimPackage List1 * Bike Handlebar Extender 2 * M4 Screw 2 * Screw Sleeve 2 * Shim