20-Inch Bar * 50cc 2-Cycle engine * 0.325-Inch pitch and.050 gauge * X-Torq engine for high power with low fuel consumption * Air purge system and combined choke/stop control for easier starting, Purchase this Husqvarna handheld item along with 3-32 ounce cans of Husqvarna pre-mix fuel, register your product online, and your consumer warranty will be extended from 2 years to 4 years