This is a factory Glock 23 Gen 4 10-round magazine, chambered in .40 S&W.

This Glock 23 Gen 4 magazine has a hardened steel insert encased in high-tech polymer. This polymer coating protects the magazine and prevents deformation, even when dropped from a great height. Its anti-tilt black polymer follower and steel feedlips promise for consistent feeding into your Glock 23.

The Genuine Glock® Pistol Magazine ensures that your Glock semi-auto pistol will function flawlessly at the moment of truth. All models include a round count indicator on rear face of magazine body and a standard factory baseplate.

Pick up a few Glock 23 10-round magazines from The Mag Shack today!