National Cycle Mohawk Windscreen 52mm - 56mm O.d. Fork Mount The National Cycle Mohawk Windscreen improves on the popular Flyscreen by adding a little extra coverage and a special V profile. This special shape helps push the wind away from the riders head and chest, resulting in a much more comfortable and pleasant ride. This version of the Mohawk is designed to mount to 52mm - 56mm O.d. fork tubes. Features: Thick, sturdy FMR hardcoated Lexan polycarbonate Mounts to 52mm - 56mm O.d. forks Height: 9.25 Width: 11.75 Covered by National Cycle's 3-Year Warranty