ECHO SRM-225U Brush Cutter 17" U Handle ECHO 21.2cc EngineECHO SRM 225U Brush Cutter 17" U Handle ECHO 21. 2cc Engine Strong performance in a lightweight design. Features: 21. 2 cc professional grade, 2 stroke engine 59" straight shaft Offset U handle with stop switch and throttle lock out Speed Feed 400 trimmer head 30% reduction in starting effort Delivers Maximum Operational Control and User Comfort Shoulder Harness Included