MAC Air 2-Person Helmet Air Pumper, designed for comfort and dust control during activities such as desert racing, dune cruising and short course track racing. Constructed with an injection-molded ABS polymer housing, and combined with a high static pressure fan, this pumper enhances airflow and outperforms competitors in terms of pressure and volume. The pumper uses a dual filtering system, with uniform micro opening external pre-filter, for optimal performance and preventing premature clogging. Both washable filters can be easily cleaned with water post-race. The pumper can be conveniently mounted using half clamp bar mounts. Notable features of MAC Air Pumper include 2 Person helmet outlet, washable dry media air pre-filter, a foam intermediate filter, particulate pre-filter wrap, high duty cycle life motor, waterproof power connector and a 12' power cord.