If you’re a landscaping professional who uses their trimmer for mowing applications, grab the powerful STIHL FS 91 trimmer. Its bike-handle design adds greater comfort and leverage, thanks to its redesigned rubberized grips. The trimmer also features one touch stop and a simplified starting procedure enabled by the semi-automatic choke lever. Its low-emission engine is paired with a larger fuel tank, delivering 30% longer run times when compared to the FS 90. The engine also includes improved air filtration and STIHL exclusive IntelliCarb technology for maximum RPM. And when the terrain gets tough, this trimmer’s solid steel drive shaft accepts a wide range of heavy-duty cutting heads, including metal blades, for maximum versatility.Features Simplified Starting Procedure IntelliCarb Compensating Carburetor Loop Handle Anti-Vibration System Built in the USA Reduced-Emission Engine Technology - Caring for Nature Shoulder Strap / Carrying System Bike Handle Multi-Function Control Handle Tool-Free Handle Adjustment Purge Pump Primer Fully Lined Drive Shaft High Tech Polymer Housing Protected Choke Lever/Knob Throttle Trigger Interlock Easy-to-Remove Air Filter Cover Protected or Enclosed Control Cables Protected Spark Plug Protected Spark Arrestor Muffler Upright Translucent Fuel Tank Specifications DISPLACEMENT: 28.4 cc (1.73 cu. in.) ENGINE POWER: 0.95 kW (1.27 bhp) WEIGHT: 5.8 kg (12.8 lbs.) FUEL CAPACITY: 710 cc (24.0 oz.) CUTTING SWATH: 16.5" POWER SOURCE: Gas Application: Outdoor Power Equipment