Durable polypropylene ammunition storage box holds .17 to .223 caliber rounds. Slip-top design keeps bullets upright. Won't warp, crack, or chip. Perfect for reloaders and shooters.
The MTM Case-Gard J-20 is the go-to ammunition box for serious rifle shooters and reloaders worldwide. Built from virtually indestructible polypropylene, this box won't warp, crack, chip, peel, expand, or contract—no matter how demanding your storage conditions.
Whether you're a competitive shooter, hunter, or reloader, the J-20 delivers reliable, long-term ammunition storage. The slip-top design is particularly valued by reloaders who expand cases—many report zero accuracy issues even with expanded rounds. This is the ammunition box that serious shooters trust.