Hign-concerned Chemical:NONELength:400/420/440/460MMModel Number:HB-FL12Components:HandlebarMaterial:Aluminum alloyUse:Cruisers,Mountain Bikes,Road BicyclesType:Road Handlebar/Bent BarClamp Diameter:31.8MMWidth:401 - 500mmOrigin:Mainland ChinaBrand: UNO Model: HB-FL12 Origin: Taiwan Caliber: 31.8mm Material: 6061 T6 Aluminum Alloy width: 400mm/420mm/440mm/460mm Actual weight: 400/289g 420/295g 440/302g 460/307g Bend specifications: R value 70mm, H value 125mm Handlebar width: (The width of the handlebar refers to the length from center to center) (Because of production technique,dimension error may be around 3mm, weight error around 10g) Features: Best accessories for your loved bike. Waterproof design, Anti-rust,Anti-slip, light and solid, safe and comfortable to use. Made of Aluminum Alloy material, very durable . Easy to install and remove. Notes: 1.Please allow slight dimension difference due to different manual measurement. 2.Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures 3.This listing only include the handlebar, the bike stem in below pictures only to show install effects of handlebar.