Scorpion EXO EXO-R420 Solid HelmetEXO R420 FULL FACE HELMET TITANIUM MD The EXO R420 helmet continues to set a new standard for Scorpion EXOs full face street helmets at a very competitive price point. An all new shell is more aerodynamic and smaller resulting in an ultra lightweight Snell approved helmet. The ventilation system uses a large top vent and mouth vents engineered to allow more airflow to the riders head while maintaining low noise levels. The EXO R420 now features our

Fits Dyna and Softail models with mid controls

Featuring perforated leather inserts

Six large external pockets

Machined from 6061 T-6 billet aluminum

640 Rocker Ratio - M8

4140 Chrome Moly studs

CNC Machined of 6061 Aluminum

Stepped headpipes 1-3/4" into 1-7/8"

All electronics are mounted directly to the metal housing

25" platform

Reduces friction and engine temperatures

Produces solid bottom-end performance and substantial gains above 2800 RPM compared to the stock cams