MTM Ammunition cans are sized after popular metal military surplus ammo cans. These new dry storage containers are the perfect solution for storing bulk ammo. They feature classic o-ring seals that will provide years of moisture free storage while their reinforced bottom and thick sidewall are molded from rugged polypropylene to stand up to years of abuse. Featuring a heavy-duty, dual latching system and a spot for locking two padlocks these solid containers make an excellent choice for storage needs in garages, basements or sheds. Outside Dimensions: 50 Caliber:13.5" Long x 7.4" Wide x 8.5" Tall; 30 Caliber: 11.3" Long x 5" Wide x 7.2" Tall Inside Dimensions: 50 Caliber: 11" Long x 5.8" Wide x 7.2" Tall; 30 Caliber: 8.9" Long x 3.4" Wide x 6.1" Tall Features30 Caliber Black can inside 50 Caliber Dark Earth canClassic o-ring sealReinforced bottom and thick sidewallsMolded polypropylene constructionHeavy-duty, dual latching systemDual padlock compatible