GLOCK Magazine 45ACP 13 Rounds Fits GLOCK 21

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.

• 13 Round Capacity
• Constructed of Hardened Metal Encased in Durable Polymer
• Viewing Windows
• Orange Follower
• Gen 5 Compatible