Echo PB-2520 Handheld BlowerECHOs PB 2520 double grid design reduces the possibility of air restrictions for a more consistent blowing performance. Rotational control S pipe reduces gyro effect without reducing the blowing power. Features: 25. 4 cc professional grade, 2 stroke engine for outstanding performance 453 CFM, 170 MPH and 15. 8 N performance Double grid design reduces intake clogging Exclusive curved blower tube provides rotational control to reduce user fatigue Posi