How to Lubricate the Mossberg 500/590 Shotguns

Mossberg 500 and 590 pump shotguns need little lubrication to function well because like on most shotguns, the tolerances are large. Some lubrication is still recommended though. Learn how to properly lubricate the Mossberg 500 and 590 pump shotguns from a professional gunsmith at Brownells. (Shop for over 300 gun oils at Amazon.com)

Lubricating the Mossberg 500 and 590 Pump Shotguns