●Clamp diameter: 31.8mm, Bar end diameter: 22.2mm ●Riser: 90mm, Sweep back angle: 3°. Ergonomic Design for riders who need more control on the bikes. ●Length 720mm (28.35 inch) ●Ultra-light Durable Material: Aluminum Alloy 6061, strong handlebars compatible with most mountain bikes and dirt bicycles. ●Suit for MTB BMX moutain bike.