ProMag Industries

ProMag magazines are made in the USA and backed by a lifetime guarantee against manufacturer's defects. Magazine springs are precision wound using heat-treated chrome silicon wire and each and every step of the assembly process is checked and double checked in order to maintain the same consistent level of quality. Features : - 30 - Round Capacity - Heat-Treated Chrome Silicon Wire Spring - Manufactured & Assembled in the U.S.A. - Easy Loading - Rugged Construction