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 system and advanced Polyacrylite shell for rotational impact protection
- Front air intake with high-flow polymer center and power grid mesh for ventilation
- Collarbone Suspension System and breakaway visor screws for added safety
- Anti-microbial padding and quick-release 3D cheek pads for optimized anatomical fit
| Item Specifications |
| Color |
Shadow Black |
| Defined Color |
Black |
| Gender/Age |
Adult |
| Helmet Certifications |
Complies with the U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older |
| Helmet Style |
Full Face |
| Maximum Head Circumference |
58 |
| Minimum Head Circumference |
57 |
| Multi Impact |
Yes |
| Rotational Protection |
Yes |
| Size |
Medium |
| Visor Included |
Yes |
Troy Lee Designs D4 Polyacrylite Helmet Helmets UPC: 887202495564
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