The ProMag Industries GLK-15 Magazine is engineered for exceptional performance and durability. Designed specifically for reliability, this USA-made magazine provides gun enthusiasts with a high-quality solution for their needs. Constructed with precision in mind, the ProMag GLK-15 ensures reliable feeding and operation with every round. This magazine features a rugged build and is easy to load, making it an ideal choice for shooters looking for both functionality and dependability. Heat-Treated Chrome Silicon Wire Spring Manufactured & Assembled in the U.S.A. Easy Loading Rugged Construction Choose the ProMag GLK-15 for unmatched quality and a lifetime guarantee.