Troy Lee Designs D4 Carbon MIPS BMX Race Helmet-Optic Black Helmet Size:Adult X-Large by first moving material from

by first moving material from less stressed areas to higher stressed ones

13t: 8 grams / 0

CNC 3D Dropouts with Built in Chain Tensioners and Disc Hanger

There is an interior waffle pattern that wicks moisture and reinforced shoulder seams and collar to avoid overstretching

Rotor Included: No

Troy Lee Designs D4 Carbon MIPS BMX Race Helmet-Optic Black Helmet Size:Adult X-Large by first moving material fromThe Troy Lee Designs D4 Carbon MIPS BMX Race Helmet Optic Black delivers top tier protection with a lightweight carbon shell and advanced safety features. Engineered for high speed BMX and downhill performance, it combines Mips technology with an EPP chin bar and emergency release cheek pads for added security. Designed for comfort and durability, this helmet keeps riders cool with moisture wicking materials and strategically placed ventilation.