16", 32 cc, Commercial Grade, Gas Chain Saw, 1.7 HP, 2 Cycle, Low Emissions, Full Crank, 4 Bolt Cylinder, 2 Piston Rings, Chrome Plated, Stress Relieved Cylinder, Heavy Duty Clutch, Wapoundro Diaphragm Carburetor With Primer, Auto Choke Return, Side Access Chain Tensioner, 16" Oregon Bar & Chain, 3/8" Chain Pitch, 2 Mounting Studs, 13.5 OZ Fuel Tank Capacity, Heavy Duty Anti-Vibration System, 9.4 LB, 50:1 Gas/Oil Ratio