100% Aircraft Composite Full Face Helmet - Silo100% Aircraft Composite Full Face Helmet Silo This premier Downhill MTB Helmet from 100% has landed. The Aircraft is precision engineered with a fiberglass composite shell providing an ultra lightweight design. Enhance venting channels manage airflow to create one of the most ventilated DH helmets on the market. Lightweight Design: Featuring a fiberglass composite shell. Active Cooling System: Maximizes airflow more than any other helmet with a

flip the switch back to bypass the chamber and you can top it up accurately with the giant gauge

Manufacturer Part Number: CN11078

Lever Blade: 2 Finger

Eyesaver mode - Switch to eyesaver mode when placing front light on your handlebars

perfect click levers provide faster

constructed of heat-treated steel

Fitting kit includes 1 replaceable inline fitting

Don't try to look all cool and hold your board while you ride

Li-Ion Battery / USB Portable Charger

Maximum PSI: 120psi | 8

ES51 has anti-corrosion treatment inside hollow spindle

11-speed SIS compatible