Troy Lee Designs D4 Composite Full Face Helmet - Stealth - GrayTroy Lee Designs D4 Composite Helmet Stealth Gray It wasn't easy to improve upon the class leading design and function of our D3 helmet, but we made it happen. Built with an aerospace shell design and materials, we were able to get the D4 Composite helmet to 1050 grams without sacrificing any strength. MIPS C2 protection system is used to add an additional layer of safety in the event of a fall. For comfort, the D4 Comp routes cooling air through a

not as a pair

Internal Cable Routing for a clean and aerodynamic setup

Made from lightweight

This tough outer fends off those small knock and bumps you'll get from trailside branches and overgrowth

Twist shifters with metal indexing mechanism for trouble-free high performance

STRONG & LIGHT HUB SHELL: 6061-T6 forged aluminum shell keeps weight low while maintaining strength

Increased palm contact to eliminate point-loading that may cause hand fatigue

Air Support™ back panel with Body Mapping Technology

Disc diameter: 180 mm / 160 mm

Bell Slant Fusion Sport Helmet

this jersey is made to offer up a pro fit and feel

mounting brackets and specially designed tips