Snell-FIA CMR 2016 approved Ultra lightweight shell Advanced aerodynamics The Bell KC7-CMR is a karting specific helmet based on the same design as the top of the range HP7 carbon helmet, as used by some F1 drivers. Constructed using an ultra lightweight Carbon/Kevlar/Glass hand laminated shell with a 2mm double screen anti fog visor for perfect visibility in all conditions. Ultra lightweight and strong carbon/kevlar/fibreglass composite shell Anti fog visor provides excellent visibility 14 air intakes and extraction channels provide optimum airflow through the helmet A range of spoilers and air intakes are available separately The shell of the KC7-CMR is designed to provide the optimum visor location which improves aerodynamics and reduces noise. The powerful top and chin bar ventilation keeps the drivers head cool thanks to a total of no less than 14 air intakes and extraction channels. A range of accessories including different visor options, spoilers and air intakes are available separately. Helmet weights - Sizes 52-56cm - 1185g (+/-3%) Sizes 57-59cm - 1230g (+/-3%) Snell-FIA CMR-2016 approved