€¢ Troy-Bilt TB4216 Chainsaw €¢ 42cc; full crank 2-cycle engine €¢ SpringAssist„¢ technology for easy pull starts €¢ 16in low-kickback bar and chain cuts through limbs fast €¢ An automatic; inertia activated chain brake is designed to engage automatically in response to kickback €¢ Metal bucking spikes help stabilize a chainsaw against a tree or branch for leverage and control €¢ Adjustable; automatic bar and chain oiler for proper lubrication €¢ Side access chain tensioner for easy chain adjustment €¢ 2 year warranty >>Ideal for cutting trees and limbs up to 12in in diameter; the 3-point anti-vibration handle and lightweight design help make the TB4216 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 16in low-kickback bar and chain cuts through limbs fast; while the adjustable; automatic bar and chain oiler help maintain proper lubrication during operation. "