D3 Dual Directional Design profile cuts drag at tire-leading and rim-leading edge;OCLV Carbon utilizes premium materials and high-temp resins with industry-leading domestic manufacturing;Center Lock disc hubs with interchangeable axles increase compatibility;Stacked lacing alignment provides a better spoke bracing angle;OCLV Carbon rim (27mm outer, 19.5mm inner width) and DT Swiss hub;Compatible with Shimano 10/11 speed, SRAM 10/11 freehubs;No rider weight restrictions;