Tyrant's GEN3 Glock Extended Magazine Release, aka 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 the Glock Extended Mag Release is slightly raised with chamfered edges which helps ensure that you eject your Glock magazine quickly and with ease! Features : Aluminum Construction Extended Length for Ease of Use Added Control and Increased Purchase Smooth Chamfered Edges Fits Gen 3 Full Frame 9mm Glocks (17-39) Does Not Fit Glock 36/42/43/43X GLOCK is a registered trademark of GLOCK Inc. 3CR Tactical is not affiliated with, endorsed by, or sponsored by GLOCK Inc. Any reference to GLOCK products is for identification and compatibility purposes only.