MAC Air Helmet Air Pump with Variable Speed Controller Circle Track Kit 2 Hose outlets for use with 2 Helmets Injection molded ABS polymer housing Washable dry media air pre-filter Expandable Hose 2ft - 6ft Wiring Harness Variable Speed Controller Helmet Air Blower for 2 Helmets Helmet Cap Bryke Racing Part #: MAC-VSC-Circle Track Kit MAC Air Helmet Air Pump with Variable Speed Controller Circle Track Kit Stay cool and eliminate dust with the MAC Air helmet pump 2 Hose outlets for use with 2 Helmets Injection molded ABS polymer housing Washable dry media air pre-filter Waterproof power connector Kit Includes: Helmet Air Blower for 2 Helmets Universal Bar Mount Expandable Hose 2ft - 6ft Helmet Cap Wiring Harness Variable Speed Controller Bryke Racing Part #: MAC-VSC-Circle Track Kit