Mono Vault, 207
The large capacity of the 200 series Mono Vault family in a pancake profile. This big brother to the 107 packs up to 6 medium to full size handguns. If they are all double stack 45's you may want to settle for four. Lots of room for documents, precious metals, and other valuables.
Approximate Interior Dimensions: 12.25" dia by 4.25" deep