EXCELLENT DETAILS 2:1 Spoke Braiding Using 7+14 carbon fiber flat spokes,rational distribution tension and tension is more balanced, The transmission is more powerful when you pedal. Four Type to Choose 4 type hubs to choose according to number of ratchet teeth and bearing: 36T-Steel Bearing /54T-Steel Bearing/36T-Ceramic Bearing /54T-Ceramic Bearing. More Technological Design Bearing surface smooth edge can reduce bearing losses and get better lateral rigidity;Optimize large flange diameter which enhanced drive rigidity. NO Coating Wheel No coating wheel and retain carbon fabric texture which is further reduce the weight of the T700 carbon bike wheel.Only 1430g help more stable&faster