MTM 50 Bmg Ammo Can 20 Round Pre-cut Foam Lockable, Black, BMG20

"MTM 50 Bmg Ammo Can 20 Round Pre-cut Foam Lockable, Black, BMG20. Compact design holds each round by the base in miltary spec foam. Water-resistant O-ring seal for dry storage; Non-submersible Stackable design and double padlock tabbed for security Max. OAL= 4.9 ? Hole Diameter = .82? Lockable.