ProMag Ruger 10/22 55rd Drum Polymer Smoke

Maximum firepower for your Ruger 10/22! Sturdy 55 Round magazine is made of rugged polymer. Fits most 10/22 models, .22LR and .17 Mach 2. Only the finest polymers go into ProMag magazine bodies. The springs are precision wound using heat-treated chrome silicon wire. Followers are injection molded from polymers selected for their durability. Each and every ProMag is made right here in the U.S.A.