These KCI USA's Glock pattern magazines are constructed with a hardened steel insert that are encased in polymer. The polymer molding helps to protect the magazine body from damage and deformation from regular use.
KCI .45 ACP 26rd Magazine
Weight - 0.3lbs
Compatibility - Glock 21 / 21SF / 30 / 30S / 30SF / 36 / 41
Caliber - 45 ACP
Capacity - 26 Rounds
Body Material - Hardened Steel / Polymer
Spring Material - Stainless Steel