Troy Lee Designs D4 Polyacrylite Roamer MIPS Adult MTB Helmets Arctic Cat Tech-Air® 5 and Tech-Air® 3

Tech-Air® 5 and Tech-Air® 3 ready

Slotted sides allow adjustment for most helmet sizes and configurations

0120-0109-08

AQYZT04452-RPEH-L

Troy Lee Designs D4 Polyacrylite Roamer MIPS Adult MTB Helmets Arctic Cat Tech-Air® 5 and Tech-Air® 3Troy Lee Designs D4 Polyacrylite Roamer MIPS Adult MTB Helmets The 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