Check the listing for details. Strike Industries Polymer Flared/Enlarged Magwell for Gen 5 Glock 19/23. Color: Black, Condition: New. Listed at 20.95 USD. Product Features:Flared magwell for easier magazine InsertionEase of installationImproved grip supportLightweightHigh-strength polymerPerfect pairing with Strike EMPCompatibility:Compatible with Glock Gen5 19/23 with and without half moon cutDesigned for the GLOCK™ factory +0 backstrap. Bigger GLOCK™ factory or aftermarket backstraps may need to be modified to possibly work at your own risk.Not compatible with Glock 19XPackage Includes:1x Polymer Magwell1x Set Screw1x 2.5mm Hex KeyThe Strike Industries GEN5 Magwell for GLOCK™ G19 was designed to provide easier reloading of the magazine while adding SI styling. With the added front lip of the magwell, this SI magwell gives improved grip support. Keeping to the slender factory design of the pistol grip, the benefit of adding a funnel-like magwell to help prevent the dreaded reload bobble outweighs the added material of this SI G5 Magwell. Add consistency and cut fractions of seconds off your reloads now with the Strike Industries GEN5 Magwell for GLOCK™ 19 while comfortably carrying your pistol on your hip or in your waistband. Compatible with most aftermarket magazine base plates and extensions and especially with the SI Extended Magazine Plate (EMP) for GLOCK™ G19.WARNING: DO NOT OVERTIGHTEN set screw when installing the magwell. Overtightening the set screw will throw the magwell alightment off and also damage the magwell and/or firearm.