Description Husqvarna 570BTS is a powerful commercial back pack blower designed for demanding tasks. Large air flow and high air speed are provided by an efficient fan design together with the powerful X-Torq engine. Commercial grade air filter gives long operating time and trouble free use. The harness has wide shoulder straps.Adjustable, Offset Handle: Ergonomic, comfort-grip design for increased controlLoad-Reducing, Ergonomic Harness: Ventilated with even weight distributionTube-Mounted Control: Throttle mounted to tubeCommercial-Grade Air Filter: 2-stage intake delivers maximum filtration of fine debris for added protection and longer service lifeQuick Start with Air Purge: Removes air from fuel system for easy startingAnti-vibration System: LowVib technology isolates engine vibrations from your hands for maximum comfortMulti-Speed Control: Variable speed throttle with cruise control option for easier handling