ECHO SHC-225S Hedge Trimmer 20" Dbl Sided Extended Reach 21.2cc I-30 Start EngineECHO SHC 225S Hedge Trimmer 20" Dbl Sided Extended Reach 21. 2cc I 30 Start Engine Reduced length, shafted design and 21" blade length. Features: 21. 2 cc professional grade, 2 stroke engine for outstanding performance i 30 starting system for reduced effort starting 20" shaft length for easy maneuverability Commercial duty air filtration system for long engine life Vibration reduction system for increased comfort 20" double sided, double