Troy Lee Designs D4 Composite MIPS Full Face Helmet - Graph - Red - 2021 Flength_170mm front or rear

front or rear

Mounting bolts not included

Designed to perform at the highest level for the aggressive all mountain rider and enduro racer

All-mountain

SRAM PG-1050 10 Spd Road Cassette

Troy Lee Designs D4 Composite MIPS Full Face Helmet - Graph - Red - 2021 Flength_170mm front or rearTroy Lee Designs D4 Composite MIPS Helmet Graph Red 2021 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