... :Brand NameSonataModelWH-R50CF-T-3kItem:Carbon Bicycle RimMaterial: Toray T700 Carbon FiberSpoke holes:16-32HSize:700cWeight390± ... Carton We are manufacturer of carbon products, main products includes carbon bicycle frame,rims,badminton racket,tennis rackets ... .We are specializing in manufacturing carbon products, such as carbon bicycle rims, carbon bicycle frames, badminton rackets, tennis ...