Features： 1、Made of high quality material, which is durable and lightweight 2、Get more space on handlebar 3、Quick to install, with a wrench that very convenient to install 4、Suitable for installation handlebar diameter 31.8mm (25.4 mm handlebar need to add gasket) 5、Fits on to your bike handle bars to add extra storage space for your bike lights, GPS or phone etc Specification： Description: Get more space on handlebar. The handlebar extender bracket allows a headlight, speedometer or other accessories to be mounted on a handlebar which is already full. Suitable for installation handlebar diameter 31.8mm (25.4 mm handlebar need to add gasket). Ideal for holding extra lights or providing more storage room. Will save you valuable room on your handle bars as well. Features: 1. Made of high quality material, which is durable and lightweight. 2. Get more space on handlebar. 3. Quick to install, with a wrench that very convenient to install. 4. Suitable for installation handlebar diameter 31.8mm (25.4 mm handlebar need to add gasket). 5. Fits on to your bike handle bars to add extra storage space for your bike lights, GPS or phone etc. Specifications: Material: Carbon Tube, Plastic Color: Black Package Weight: approx. 65g Tube Length: approx. 10cm / 3.93" Suitable: For installation handlebar diameter 31.8mm (25.4 mm handlebar need to add gasket)  Package Included: 1 x Bicycle Handle Bar Extender Mount 1 x wrench Package List：