The UTG GL915 Magazine is designed for Glock 19 and 26 and most other Pistol Caliber Carbines, Large Platform Pistols, and Pistol Clones that take Glock magazines. Durable and Impact Resistant Glass Fiber Reinforced Matte Black Polymer Construction. Anti-tilt High Visibility Blue Follower and High Longevity Stainless Steel Spring for Reliable Feeding. FeaturesLeft and Right Side Capacity IndicatorLeft and Right Side Magazine Catch Cutouts Compatible with Reversible Magazine ReleaseRemovable Flared Floor Plate for Quick Disassembly and Easy Maintenance 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.