COVID-19 Update: We are open and operational. Orders will continue to ship.
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Is your chainsaw chain not adjusting properly? You might have a broken Chain Adjuster. If a chainsaw chain becomes too loose, it can fall off during operation. Check the chain adjuster mechanism and replace if necessary.
Jack's has the chainsaw chain adjusters, tensioners and kits you need to get your chainsaw working correctly. We carry a wide range of chainsaw chain adjusters for Dolmar, Echo, Homelite, Husqvarna, John Deere, McCulloch, Poulan, Aftermarket/Stihl, and Tanaka! Check out our selection below!