MTM Case-Gard J-20 Ammo Box, 20-Round Capacity

MTM Case-Gard J-20 Ammunition Storage Box

The MTM Case-Gard J-20 series represents a time-tested solution for rifle ammunition storage. Built from virtually indestructible polypropylene, these cases are engineered to withstand the demands of serious shooters and reloaders alike.

Construction & Durability

Material: High-impact polypropylene that resists warping, cracking, chipping, peeling, expansion, and contraction. This material maintains its integrity across temperature extremes and extended storage periods.

Capacity: Holds 20 rounds in bullet-up position, the standard orientation preferred by most rifle shooters.

Design: Slip-top lid design accommodates reloaders who prefer clearance between bullets and the lid. The lid sits at 2.52 inches, allowing for cases expanded up to approximately half an inch without interference.

Compatibility

This box accommodates a wide range of rifle cartridges, including:

• .22-250 Remington
• .243 Winchester
• 7.62x39 Russian
• .220 Russian
• .250 Savage
• .300 Savage
• .303 Savage
• .30 Remington
• .30 Remington AR
• .32-40 Winchester
• .375 Winchester
• .38-55 Winchester
• .401 Winchester Self-Loading
• .445 Super Magnum
• .450 Bushmaster
• .460 S&W Magnum
• 6.8mm Remington Special
• 6mm Norma BR
• 6mm PPC USA
• 7mm BR
• And many other standard rifle cartridges

Why Choose MTM Case-Gard

These boxes have earned the trust of rifle enthusiasts worldwide. Whether you're a competitive shooter, reloader, or hunter, the J-20 provides reliable, long-term ammunition organization and protection.