ST5 Helmet Top Air Style:Straight Maglock Small Shell making the rails stronger and

making the rails stronger and more durable

Highly protected H-Bridges (stepper outputs)

Brand New Genuine NGK coil pack units for D series applications

Seven ultra-bright LEDs span the top of the display housing for RPM and shift light indication

It’s super easy and bolts right on

ST5 Helmet Top Air Style:Straight Maglock Small Shell making the rails stronger andThe exclusive Stilo "Top Air System" for ST5 helmets takes fresh air to the driver's head and nose. With the innovative system for the airflow regulation, you can favor the air flow on the driver's face for better breathing or for cooling the driver's head. Thanks to the fixation system you can fit it more than once replacing the dedicated fixation tape. Comes with and without a flow adjuster. Features: Fits helmet sizes 54 64cm