The PMAG 10 & 15 GL9 is a Glock 9mm handgun magazine featuring a new proprietary all-polymer construction for flawless reliability and durability over thousands of rounds. High visibility anti-tilt follower, stainless steel spring, easily removable floor plate for cleaning, paint pen dot matrix for mag marking, and ridged floor plate edges for better grip. Drops free loaded or unloaded. All with the same reliability you expect from an OEM magazine. The PMAG GL9 is compatible with Glock G19 handguns as well as sub-compact variants with some protrusion below the grip. FeaturesDurable, lightweight, and extremely stiff polymer constructionHigh visibility anti-tilt followerStainless steel springEasily removable floor plateDot matrix for magazine markingFull magazine indicator windowDrops free loaded or unloaded DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols.