D4 Polyacrylite Helmet 2026 1mm external

1mm external

our advanced e-bike control unit

thanks to its 180mm of RockShox front and rear suspension and an all-new Sidearm-style frame that boosts your control

0 represents an evolution of the storied NV rack: it's sleeker

D4 Polyacrylite Helmet 2026 1mm externalThe reigning king of full face helmets, the D4 range expands with a Polyacrylite model packing the same safety and comfort features as the premium carbon and composite models into a price conscious shell. Details make the D4 the most coveted full face in mountain biking, including Mips C2 brain protection, an air intake system for ventilation, and an unmatched anatomical fit. Mips C2 system and advanced Polyacrylite shell for rotational impact