Products Products Key & Cash Boxes YKB/540/BB2 - Yale key box with mechanical key YKB/540/BB2 - Yale key box with mechanical key Organize and secure your keys. Choices of 2 sizes to fit for 20 or 46 keys. Number tags and labels are provided to make it easy to find the right key. Product specifications Model: YKB/540/BB2 Size：300 x 240 x 80mm Entry Options: mechanical key Color：black Other similar products YCB/080/BB2 - Yale Cash BoxRemovable tray, carry handle and a durable matt black fin… YKB/200/CB2 - Yale key box with combination lockOrganize and secure your keys. Choices of 2 sizes to fit … YKB/540/CB2 - Yale key box with combination lockOrganize and secure your keys. Choices of 2 sizes to fit …