US STOCK! Wiel Carbon Fiber Bicycle Frame Mtb/mountain Bike Frame Ud Glossy 19in Red White B024 High strength:Toray T700 carbon fiber have high specific strength and modulus, which is more than 7 times high strength than most of the metal.When grinding with metal,only little wear and tear. Show you how to choose:Seat Tube Length is helpful for your choosing the size of frame.This Seat Tube Length of 588mm is match with the bigger frame. comfortable size:The Top tube LengthHorizontalis longer than nomal.This size can measure whether you can put your hands freely or not. Unique design:73 Seat Tube Angle can give you more enjoyable feeling when going downhill. Quality Guarantee:We are the factory,we can control the best quality and best price by ourself.Offering 1 year guarantee.