MAC Air Blower Cap for High Volume Helmet Air Pumper - Heavy Duty Cooling System for Motorcycle, Racing & Industrial Safety Helmets

The Blower Cap allows you to close off individual air outlets on your pumper system. This allows you to use a 2 person pumper with a single helmet, or a 4 person pumper with 1-3 helmets.

For use with the MAC Air pumper series only. Does not work with MAC 3.2 or MAC 3.2HP Carbon Fiber pumpers.