Plano Rustrictor Element-Proof Field Box Large Grey/Black. Designed in partnership with industry leader Armor Protective Packaging Rustrictor cases surround their contents with 360 degrees Volatile Corrosion Inhibitor (VCI). These ammo storage boxes fight back at rust and corrosion 5x longer than the competition. Keep your prized gear looking like new with Rustrictor Specifications for Plano Rustrictor Element-Proof Field/Ammo Box: Manufacturer: Plano Color: Black Gun Type: Rifle Quantity: 1 Projectile Caliber: .50 Caliber Features of Plano Rustrictor Element-Proof Field Box Multi-purpose storage box infused with 360 degrees of Vapor Corrosion Inhibitor (VCI) - Blocks rust/corrosion 5x longer than competing products (per accelerated lab testing) Package Contents: Plano Rustrictor Element-Proof Field Box Plano PLA1612R: Rustrictor Element-Proof Field Box Large Grey/Black