The TB4620C gas chainsaw features a powerful 46 cc, full crank, two-cycle engine. Engineered with professional-grade die-cast chassis, this chainsaw withstands the most brutal and prolonged cutting tasks. The five-point anti-vibration system offers optimal comfort. It comes with SpringAssist? Technology for easier pull starts and a 20 in low-kickback bar and chain cuts through limbs fast. The adjustable, automatic chain oiler ensures proper lubrication, while the automatic, inertia activated chain brake adds operator safety.