Troy Lee Designs D4 Carbon MIPS BMX Race Helmet-Saber Red jersey-size Height adjustable from 39" to

Height adjustable from 39" to 57" (990 mm–1450 mm)

Rotor and adapter not included

The Fit Series One SM 20

Finish: Anodized w/Laser-Etched Graphics

seat and post combo

Troy Lee Designs D4 Carbon MIPS BMX Race Helmet-Saber Red jersey-size Height adjustable from 39" toThe Troy Lee Designs D4 Carbon MIPS BMX Race Helmet weighs in at just about 1 kilogram making it one of the lightest helmets in the game. The D4 incorporates the MIPS brain protection system to help prevent rotational stress resulting from angled impacts. Instead of steel, the D rings are titanium to get just that little extra bit of weight saving. The EPP collarbone impact system is a specially designed area to help mitigate helmet collarbone