31.8/28.6mm

【Bicycle Handlebar Description】Carbon integrated handlebar material: T700 carbon fiber, ultralight and strong, weight: about 310g (420*90); Finish: UD glossy/UD matte; Black color; Carbon fiber versus aluminum alloy: lighter. Visually much nicer. Lighter in color. Stronger in compressive strength. Anti-shock. It has just the right amount of stretch and will improve your bike's class in minutes. 【Multi-applications】Road bike handlebar width: 400/420/440mm, stem length: 90/100/110/120mm, stem angle: -7 degrees; fork diameter: 1-1/8" (28.6mm)/1-1/4 " (31.8mm),Drop:125mm,Reach:80mm;Support OD2 (28.6/31.8mm).The carbon handlebar is a good match for most road bikes,hybrid bikes,fixie bikes,gravel bikes , fixed gear bikes, track bikes and. Fantastic options for bike racing, cyclocross, highway, winter enduro riding, and perfect for female and male cyclists. 【Two Internal Routing Methods】The newly improved handlebar has two threading methods, full internal routing and half internal routing for the rider to choose from. Bicycle handlebars with internal routing to protect the brake lines and reduce daily wear and tear, the occurrence of Reduce accidents and provide a safer ride; competition handlebars with integrated design, very suitable for competition use. 【Correctly Installed】Install the drop carbon handlebar correctly, follow the specified tightening torque (4Nm); These preset handlebar speedometer holder mounting screws can be installed with a speedometer/stopwatch holder (this bike handlebar does not come with this holder)! 【After Sale】Road Handlebar Quality Assurance: Provide one year warranty, any quality problem with this carbon bike handlebar, please contact us first, we will do our best to solve the problem for you.