Tanaka TCG22EAP2SL 2-Cycle Gas Powered Solid Steel Drive Shaft String Trimmer/Brush Cutter, 21cc 21.1 cc PureFire two-stroke engine meets emissions levels without sacrificing power, adding weight, or creating maintenance issues Solid steel 60-inch drive shaft for durability and applying more power to the gear head S-Start effortless and reliable starting system reduces the amount of pull force required for fast and easy start-up Anti-vibration system provides maximum comfort to get more done with less fatigue 4" semi-automatic trimmer head provides hassle-free operation and holds 13 feet of .095" co-polymer cutting line Features a Walbro carburetor with purge bulb for easier starting Lightweight at 11 lbs (dry weight) & well-balanced for ease of use and maneuverability Protective cover shields the fuel tank from wear and tear Covered by a 7-year consumer use warranty, 2-year commercial use warranty, and 1-year rental use warranty