The Racing Optics XStack™ 10 is a stack of 10 laminated tearoffs that are 2 mil thick each. The laminated technology creates a distortion-free optical lens. Each package contains 3 stacks of 10 tearoffs for a total of 30 tearoffs that are 2mm thick.
Fits: SA2015 Stilo ST5 model of helmets.
Post centers: 12 1/4 inches