Compatibility: Compatible with bicycle handlebars up to 31.8mm in diameter (25.4/22.2mm handlebars require gaskets). Mounts on your bike handlebars to provide additional storage for bike lights, GPS, or cell phone. High Quality: Made of strong alloy material, this handlebar extender is more durable compared to carbon fiber stems. Double clips and washers are designed to securely hold the handlebar bracket in place. Dual rubber pads help prevent slipping and protect handlebars from scratches. Easy to Install: Features double brackets and one pole for quick and simple installation on your bike. Can be installed in minutes. What You Get: 1 x Aluminum Alloy Extension Rod, 2 x Aluminum Clamps, 2 x Washers, 1 x Allen Wrench Specifications: Color: Black Stand Length: 20cm Extension Bracket Diameter: 2.2cm Clip Length: 9.5cm Compatible Handlebar Diameters: 25.4mm and 31.8mm