Echo PB-5810H Leaf Blower Backpack Hip Mount Throttle 59.7cc EngineEcho PB 5810H Leaf Blower Backpack Hip Mount Throttle 59. 7cc Engine The PB 5810H backpack blower is equipped with a hip mounted throttle and utilizes the next generation of engine technology. It's designed for a homeowner's light mowing cleanups as well as for wet, heavy leaves encountered by professional landscapers. IMPRESSIVE PERFORMANCE WITH REDUCED EFFORT STARTING Features: 59. 7 cc professional grade engine For outstanding performance and