Echo Backpack Power Blower Model Number: PB-770 In-use data available The PB-770 is ECHO’s largest and most powerful backpack blower. It features a 63.3cc two-stroke engine and comes with spring-mounted vibration isolation system and ergonomic backpack frame for enhanced operator comfort Compare View Product Echo Hegde Trimmer Model Number: HC-30ES In-use data available Echo Hegde Trimmer Compare View Product