bell kc7 cmr lewis hamilton kartingUltralight helmet with carbon glass shell 1185g in sizes 54 to 56 and 1230g in sizes 57 to 59 (+ 3%) Very attractive style based on HP7, used in F1 Graphic design similar to Lewis Hamilton's F1 helmet livery Powerful vents on the top and chin bar thanks to a total of 14 air inlets and exhaust channels Optimized shell and shield design improves aerodynamic performance and energy absorption ML Purple SE07 2mm visor Clear spoiler already mounted on the