G-FORCE Racing Gear on Facebook
For technical information please call: 770-998-8855


helmet size measurement metric
xsmall 6-5/8 to 6-3/4 20-7/8 to 21-1/4 53 to 54
small 6-7/8 to 7 21-5/8 to 22 55 to 56
medium 7-1/8 to 7-1/4 22-3/8 to 22-3/4 57 to 58
large 7-3/8 to 7-1/2 23-1/8 to 23-1/2 59 to 60
xlarge 7-5/8 to 7-3/4 23-7/8 to 24-1/4 61 to 62
xxlarge 7-7/8 to 8 24-3/4 to 25-1/8 63 to 64