Nx Slalom & Race The best lightness/stiffness ratio on the market Exclusive ergonomic tube shape for optimum comfort and greater rigidity One - piece 5086 anodised aluminium structure for durability and corrosion resistance. Super - rigid front handle with free rotation and optimum grip. Ergonomic 28mm tube Wide rear handle Monobloc slalom with 3 - pulley block Exclusive "push lock" adjustment system Ultra comfort grip RDM/SDM adapter Compatible with 30 - 32mm clamcleat (ideal) or 32 - 35mm (with shim) wishbone adjustment system Highest ratio of lightness to rigidity. 160 - 210 : 2.70kg