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6D ATB-1T / ATB-2T MTB Helmet Sizing

Size Head (cm)
XS/SM 53-56
M/L 56-59
XL/2XL 57-58

 

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.

How to Measure

  • H Head
    Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, repeat for good measure and use the largest measurement.