Lighter, faster, more durable Significant weight loss (80g), Isopulse lacing of spokes for better response, larger dish: all the benefits of the famous Ksyrium wheels for improved road experiences… and speed! Increased stiffness to reduce energy loss _Isopulse TM lacing _Optimized hub body _Straight pull spokes: stiffer than J bent spokes Lighter wheels are faster wheels _New hub design _New rim extrusion Lighter does not mean weaker _Hammer Hardening (H2) spoke holes _Straight pull spokes: stronger than J bent spokes weight (ED10): 1770 grams per pair front wheel: 810 grams rear wheel: 960 grams