Magpul

-17 round-Compatible with all full-size, compact, and sub-compact 9mm Glock handguns*-Durable, lightweight, & extremely stiff polymer construction-High visibility controlled-tilt follower-Long life stainless steel spring for corrosion resistance-Flared, easily removable floor plate-Dot matrix panel for magazine marking & identification-Full magazine indicator windows on both sides of body-Drops free loaded or unloaded*Note: May not be compatible with other platforms designed for use with Glock magazines due to a wide range of magwell designs & tolerances.