Giro Helios Spherical MIPS Helmet - Matte Black Size:M 15") and tire width up

15") and tire width up to 2

and can be removed as quickly

Chain HookTool Material: Chrome Vanadium SteelTool Body Material: Carbon Fiber InjectionMount: Mount to Ninja Master+ Series Cages with Included Cage Mount

Max Front Difference: 0 Teeth (made for 1x12 systems)

A tire with maximum grip wears quicker and rolls more slowly

Giro Helios Spherical MIPS Helmet - Matte Black Size:M 15") and tire width upThe 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