GIRO HELIOS SPHERICAL AF HELMETHelios Spherical Helmet The 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

Compatible chain:                   LINKGLIDE

Stroke adjusting screw Material Steel

Use: MTB / Trekking

Rear speeds: 9

Includes Spoke Protector With

ISM-SH51 cleats with horizontal release

The most compact and lightweight version in the DA pump series easily fits in your jersey pocket

Direct mount design

Plug-in LED included for better visibility

Shimano SPD Pedal-PD-T421

pull the lock back counterclockwise

Silent drive train