KASK Size Chart

Infinity, Rex, Rapido
Kask size cm inch
M 52 - 58 20 15/32 - 22 53/64
L 59 - 62 23 15/64 - 24 13/32
Protone, Valegro
Kask size cm inch
S 50 - 56 19 11/16 - 22 3/64
M 52 - 58 20 15/32 - 22 53/64
L 59 - 62 23 15/64 - 24 13/32