Ideal for cutting trees and limbs up to 16" in diameter, the 3-point anti-vibration handle and lightweight design help make the TB4218 gas chainsaw easy to handle and comfortable to use. * * Featuring a 42cc, full crank, 2-cycle engine with SpringAssist technology for easy pull starts, the 18" low-kickback bar and chain cuts through limbs fast, while the adjustable, automatic bar and chain oiler help maintain proper lubrication during operation.