High security is fine; high maintenance isn't. Enter the Mossberg 500 Persuader shotguns, the pump action shotguns you can count on for your security needs. Introduced in 1961, the Model 500 pump action utilizes an aluminum alloy receiver. The gun has a number of desirable features, including a barrel that is fully interchangeable, an easily manipulated top of receiver mounted safety, an anti jam elevator, dual extractors, and twin action bars for smooth and reliable operation. Model #50521 is available as a 6 shot with an 18.5" cylinder bore barrel, parkerized finish and includes a pistol grip kit.