Tyrant Design's GEN3 Glock Extended Magazine Release, a.k.a Glock EMR, for all full frame 9mm Glocks ( 17-39 ) is CNC Machined from aerospace grade aluminum and merges flawlessly with the ergonomics and styling of your Glock handgun. In addition to functioning exactly like an OEM release, the profile of their Glock Extended Mag Release is slightly raised with chamfered edges which helps ensure that you eject your Glock magazine quickly and with ease! Fit, finish and overall quality is nothing but the best. Install happens in seconds and the chevron pattern adds just the perfect amount of texture to release your Glock magazine! Like all of their products this is designed and Mfg: Tyrant Cnc