The RPHA 70 ST Carbon Helmet improves upon the original RPHA 70 ST model by ditching the fiberglass composite shell and going with a complete carbon fiber shell instead.
HJC RPHA 70 ST Carbon Helmet

The RPHA 70 ST Carbon Helmet improves upon the original RPHA 70 ST model by ditching the fiberglass composite shell and going with a complete carbon fiber shell instead.