Be confident your GlockA(R) pistol will perform to factory standards each and every time with genuine GlockA(R) factory magazines. Manufactured to GlockA(R) specifications in Austria by GlockA(R). All models include round count indicator on rear face of magazine body and standard factory baseplate. These are current Gen 4 Magazines with Ambi Notches For Ambi Mag Releases. Mfg: Glock SPECS: Polyethylene body over steel liner. GlockA(R) factory compatible with Gen-4 guns. Also fits G-30, G-41, G21SF where legal.
