Keep your ammo safe and organized with the RCBS tough impact-resistant ammo boxes. These boxes are made in the USA and hold up to 50 rounds. With a translucent lid it's easy to see what's inside without having to open the box. The boxes are stackable allowing you to save space on your shelf or in your range bag. Available in 7 sizes there's an RCBS ammo box to fit your needs whether you're loading for rifle or pistol rounds. Don't risk damage to your ammunition - choose the RCBS ammo boxes for reliable protection every time. Fits 223 Rem / 5.56 NATO.