Mossberg 500 Special Purpose Tactical Tri-Rail Shotgun (50421)
High security is fine, high maintenance isn’t. Enter the Mossberg 500 Special Purpose Tri-Rail. The pump-action shotguns you can count on for your security needs. They have the credentials and track record to prove it. In their commercial form, the 500 and 590 shotguns are the only pump-action shotguns ever to pass all stringent U. S. Military Mil-Spec 3443 standards. Use the 500 Tri-Rail for home defense. These guns are dependable and economical. They are available with fixed and adjustable stocks, and 6 or 8 round capacity.