Casque VTT O'NEAL SONUS SOLID Gris Light Size:XL since 4 mm of smart

since 4 mm of smart D3O material delivers 50% greater efficiency compared to using 10 mm of HDPE foam

this rear wheel delivers unmatched performance

Ideal for rear mounting

it redefines the standards of gravel gear shifting

Complete with clamp

Casque VTT O'NEAL SONUS SOLID Gris Light Size:XL since 4 mm of smartThe O'NEAL SONUS SOLID MTB helmet is designed to offer exceptional protection and comfort on the most demanding DH terrain. Its high quality ABS shell provides increased resistance, while the multiple ventilation ports guarantee optimal airflow and cooling, even during intense rides. The helmet is compatible with the Airflaps system (not included), allowing further personalisation of comfort. Its visor is height adjustable for better visibility, and