Compatible with Glock® OEM frames, the Tyrant Designs® Magwell for Glock® Gen 3 / Gen 4 pistols delivers quick and easy installation for field-ready performance, right out of the box. Constructed of CNC-machined aluminum, this drop-in magwell features a funnel-like shape for faster, smoother reloading, while the 1-piece design improves your pistol’s balance for improved control. Plus, this ergonomic magwell features chamfered edges for smooth, snag-free performance.