Glock G19 Gen5 Mag 9mm Luger 10 Rd Black Finish. The Glock Gen5 Magazine is compatible with previous Glock Gens. NOTE: GLOCK MAGAZINES CAN BE VERY DIFFICULT TO LOAD WHEN NEW. OFTEN THE LAST ROUND WILL NOT FIT UNTIL THE MAGAZINE HAS UNDERGONE A BREAK-IN PERIOD. IT IS RECOMMENDED THAT THE MAGAZINE BE LOADED WITH ALL BUT THE LAST ROUND AND LEFT FOR A FEW DAYS TO COMPRESS THE SPRING. CYCLING THE MAGAZINE FROM FULL TO EMPTY MULTIPLE TIMES CAN ASSIST IN THE BREAK-IN PERIOD. Specifications for Glock 47289 G19 Gen5 Mag 9mm Luger 10 Rd Black Finish: Manufacturer: Glock Gun Make: Glock Gun Model: Glock 19 Caliber: 9mm Luger Magazine Capacity: 10 Round Color: Black Finish: Black Condition: New Fabric/Material: Polymer Package Contents: Glock 47289 G19 Gen5 Mag 9mm Luger 10 Rd Black Finish The Glock 47289 G19 Gen5 Mag 9mm Luger 10 Rd Black Finish is a quality addition to the Glock lineup. For more great deals on Glock 19 Pistol Magazines by Glock please browse our Glock Magazines page. What firearm models does the manufacturer say Glock 47289 G19 Gen5 Mag 9mm Luger 10 Rd Black Finish is compatible with? The manufacturer suggests that Glock 47289 G19 Gen5 Mag 9mm Luger 10 Rd Black Finish is compatible with Glock 19Glock 47289 G19 Gen5 Mag 9mm Luger 10 Rd Black Finish