Rugged Radios MAC Air 4-Person Helmet Air Pumper Kit The MAC Air 4-Person Helmet Air Pumper Kit enhances your off-roading experience by providing clean, cool air in dusty conditions, whether you're tearing through the Baja desert, the dunes of Glamis, or engaging in short course racing. It features an ABS housing designed for optimal airflow and a high static pressure fan that delivers substantial volume and pressure to the helmets, offering consistent and effective air delivery. This helps mitigate dust intrusion and rider fatigue. Its dual-stage filtration system, with both filters being washable, ensures extended performance and easy maintenance. Installation is streamlined with MAC Air half clamp bar mounts to fit most tubing sizes, and the included Rocker Switch Variable Speed Controller allows for on-the-fly airflow adjustments, saving dash space. Features: Rocker Switch Variable Speed Controller (Vsc) included! (4) Super lightweight, expandable pumper hoses with threaded cuffs to also fit the MagLock Helmet Air Kit. Washable dry media air pre-filter Washable foam intermediate filter Particulate pre-filter wrap High duty cycle life motor Waterproof power connector 12' power cord Includes Universal Bar Mount