Brand: RXL SLMaterial: Carbon FiberAppearance: UD matteWeight: About 170-220g (Different size, different weights.)Size: 400/420/440mmHandlebar Diameter: 31.8mmcolor:BlackDrop: 123mmReach: 77mmUsed: Road bikesTorque:4 NmPrecautions:1. Our handlebar diameter is 31.8mm, please use the 31.8 caliber rod.2. Do not use 31.8 aluminum alloy rod with our handlebars, the bad rod will cause the handlebars to break.3. highway bike handlebars Do not enter the mountain road, the wrong bike will crash the road handlebars.4. Please correct use accessories of