This is a ProMag 55-round drum magazine for Ruger 10/22 rifles in .22 LR
These drum magazines are built from ultra-durable DuPont® Zytel® polymer with heat-treated chrome silicon internal wires and a special crank to manage tension for loading and storage. America’s most popular rimfire rifle for over half a century, the Ruger 10/22 is an iconic firearm that you probably already own. These BX-1 magazines were designed in-house by Sturm Ruger & Co. to go along with other BX series upgrades and elevate the average 10/22 into something even better. Like all ProMag magazines, these drum mags come with a lifetime replacement guarantee. So if you ever have an issue with your purchase, you’ll receive a free replacement in the mail. All parts are proudly made and assembled in the U.S.A.
Double down on rimfire firepower with a 55-round drum magazine from ProMag!
