Giro Helios Spherical MIPS Helmet - Matte Black Size:S Two shift cables (2100mm and

Two shift cables (2100mm and 1700mm)

Bottom Bracket Shell Width (mm): 86mm - 121mm

Chain line: 43

Contains 5 essential electrolytes: Calcium

delivering top performance even on rough surfaces

Giro Helios Spherical MIPS Helmet - Matte Black Size:S Two shift cables (2100mm andThe heart of the Helios's extraordinary design and performance is Spherical Technology, which utilizes a ball and socket design powered by Mips, the market leading brain protection system that can help to reduce rotational forces. Spherical Technology allows the helmet's outer liner to rotate around the inner liner during a crash, and also allows Progressive Layering of the inner and outer liners to provide more comprehensive protection and