Mag Glock Oem 27 40s&w 10 Mf00285pkg

Each GLOCK magazine is constructed from a hardened steel insert encased in high tech polymer to protect the magazine and prevent deformation" even when dropped from a great height. The high quality spring and follower ensure reliable feeding from the first to the last shot.Features : Constructed of Hardened Metal Encased in Durable Polymer Viewing Windows Polymer Base Plate