The Dual gauge Shotshell Case holds 25 shotshells in the down position. The removable tray is for 20 Gauge. With the tray out, the box it will hold 12 and 16 Gauge shells up to 3 inches. Fired 2-3/4 inches shells will fit back in the box, important, if you're reloading. The latch has been designed to be opened easily, even with gloves, and the case has a mechanical hinge. This case can also be used to organize some brands of 28, 20, and 12 Gauge choke tubes with a maximum length of 2.7 inches. Dual gauge shotshell case. The S25D holds 25 shotshells in the down position. The removable tray is for 20 Gauge and can be discarded. With the tray out, the box it will hold up to 3 inches, 12 and 16 Gauge shells. 2-3/4 inches fired shells fit back in the box, important, if you're reloading. The latch has been designed to be opened easily, even with gloves. Available in clear smoke or forest green and has a mechanical hinge. Can also be used to organize some brands of 28, 20, and 12 Gauge choke tubes with a maximum length of 2.7 inches 12/16/20 Gauge up to 3 inches loaded Will hold 2-3/4 inches fired shotshells