Berry's Manufacturing Ammo Box - .50 BMG 10/rd Clear JF. These Model #150 10 round slip-top boxes include side grooves that grab the top securely and allows you to adjust the lid to the desired length. They are translucent and stackable they carry a lifetime warranty and they are made in specialized factories.Available in Smoke and Clear colorsLength adjustment: 4-5/8 to 6-5/8" long#150 Ammo Box Dimensions: 6.72" oal x .82" Specifications for Berry's Manufacturing Ammo Box - .50 BMG: Manufacturer: Berry's Manufacturing Number of Rounds: 10 Caliber: .50 BMG Fabric/Material: Polypropylene Package Contents: Berry's Manufacturing Ammo Box - .50 BMG Berry's Manufacturing JF50020: Ammo Box - .50 BMG 10/rd Clear