FS 56 RC-E Trimmer w/Easy2Start™This straight shaft grass trimmer features a fuel efficient engine and STIHL Easy2Start. More power, less emissions. The FS 56 RC E trimmer features a high performance, fuel efficient engine that runs cleaner and smoother and provides about 5% more power than the previous model. When its not squeezing every last ounce of performance from its upright fuel tank, this straight shaft grass trimmer keeps the weeds at bay, thanks to its AutoCut cutting