The Strike Industries Extended Magazine Plate for GLOCK G19 (9mm) was designed to provide smoother magazine reloading through a low drag/no snag design while maintaining maximum magazine capacity with any OEM Double Stack GLOCK magazine for G19. The Extended Magazine Plate (EMP) provides an additional +5 rounds to any G19 GLOCK magazine. Included is their special steel locking plate, which compared to other magazine extensions on the market, features a hook design which adds extra locking security to increase reliability when fully loaded with rounds. Specifications for Strike Industries Glock Extended Magazine Floor Plate: Manufacturer: Strike Industries Color: Black Fabric/Material: Steel, Polymer Magazine Capacity: 5 Round Cartridge: 9mm Luger Gun Make: Glock Gun Model: Glock 19 Condition: New Features of Strike Industries Glock Extended Magazine Floor Plate Plus 5 round capacity for 9mm Low drag/No snag design Impactresistant polymer Includes Locking steel plate Package Contents: Strike Industries Glock Extended Magazine Floor Plate 1x Magazine Plate Extension for GLOCK G19 1x Extended length spring 1x Steel locking plate 1x Steel locking plate set screw