D4 Polyacrylite Helmet Linear Black ModelNumber=25378 30mm wide inner width accommodates

30mm wide inner width accommodates modern wider tires

Rattle-free USH bracket included

6 upper/lower upper stack 11mm color blue weight 36g

RaceFace Aeffect R Dropper Cartridge Kits

D4 Polyacrylite Helmet Linear Black ModelNumber=25378 30mm wide inner width accommodatesThe 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.