Tyrant CNC Gen4 and Gen5 Glock Compatible Extended Magazine Release - Black - Tyrant CNC's Glock Extended Magazine Release, a.k.a Glock EMR, for all Full-Frame 9mm Luger Glocks ( 17-45 ) 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 Tyrant CNC's 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! Made in the USA; Extended length over OEM for ease of use; Chevron Pattern Texture; Perfect Profile Match; Added control and increased purchase; Smooth chamfered edges; NO TOOLS NECESSARY;