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HJC RPHA 70 ST Solid Helmet

Size Guide
HJC Helmet Sizing Chart

Helmet Size Convention Chart

This size chart is only for reference. Always try the helmet on and follow this manual’s instructions for a proper fit.

SIZE CENTIMETER HAT SIZE INCHES
XXS 51-52 6 3/8 – 6 1/2 20 – 20 1/2
XS 53 – 54 6 5/8 – 6 3/4 20 7/8 – 21 1/4
S 55 – 56 6 7/8 – 7 21 5/8 – 22
M 57 -58 7 1/8 – 7 1/4 22 1/2 – 22 7/8
L 59 -60 7 3/8 – 7 1/2 23 1/4 – 23 5/8
XL 61 – 62 7 5/8 – 7 3/4 24 – 24 3/8
2XL 63 – 64 7 7/8 – 8 24 3/4 – 25 1/4
3XL 65 – 66 8 1/8 – 8 1/4 25 5/8 – 26
4XL 67 – 68 8 3/8 – 8 1/2 26 3/8 – 26 3/4
5XL 69 – 70 8 3/4 – 8 3/4 27 1/4 – 27 5/8

 

RPHA Series, FG-Jet, FG-17 Size Chart
SIZE CENTIMETER HAT SIZE INCHES
XS 54-55 6 3/4 – 6 7/8 21 1/4 – 21 5/8
S 55-56 6 7/8 – 7 21 5/8 – 22
M 57-58 7 1/8 – 7 1/4 22 1/2 – 22 7/8
L 58-59 7 1/4 – 7 3/8 23 7/8 – 23 1/4
XL 60-61 7 1/2 – 7 5/8 23 5/8 – 24
2XL 62-63 7 3/4 – 7 7/8 24 3/8 – 24 3/4
3XL 64-65 8 – 8 1/8 25 1/4 – 25 5/8

 

CL-17 & CL-17 Plus
SIZE CENTIMETER HAT SIZE INCHES
XS 54-55 6 3/4 – 6 7/8 21 1/4 – 21 5/8
S 56-57 7 – 7 1/8 22 – 22 1/2
M 58-59 7 1/4 – 7 1/8 22 7/8 – 23 1/4
L 60-61 7 1/2 – 7 5/8 23 5/8 – 24
XL 62-63 7 3/4 – 7 7/8 24 3/8 – 24 3/4
2XL 63-64 8 – 8 1/8 25 1/4 – 25 5/8
3XL 65-66 8 1/8 – 8 1/4 25 5/8 – 26
4XL 67-68
8 3/8 – 8 1/2
26 3/8 – 26 3/4
5XL 69-70
8 3/4 – 8 3/4
27 1/4 – 27 5/8
Youth Size
SIZE CENTIMETER HAT SIZE INCHES
YOUTH S 49-50 6 1/8 – 6 1/4 19 1/4 – 19 3/4
YOUTH M 51-52 6 3/8 – 6 1/2 20 – 20 1/2
YOUTH L 53-54 6 5/8 – 6 3/4 20 7/8 – 21 1/4
YOUTH XL 55-56 6 7/8 – 7 21 5/8 – 22

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HJC RPHA 70 ST Solid Helmet

Designed to bridge the gap between sport riding and touring, the HJC RPHA 70 Helmet meets the needs of riders who want both the lightweight performance, airflow and protection of a race helmet and the comfort, quiet and convenience of a touring helmet.

Features:

  • Advanced P.I.M. Plus (Premium Integrated Matrix Plus) construction: carbon fiber and carbon-glass hybr. . . Show More >

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