1, Each lock has 2 keys, so that you can keep 1 for spare use.
2, Anti-rust surface treatment before painting, 5 years warranty .
3, Multi functional for storage, there are 4 shelves inside totally, shelves' height is adjustable, very practical for offices, schools etc.
4, Fully disassembled structure, unit packing volume just about 0.2cbm and one 40HQ can load 330pcs, you can save a lot of shipping and warehouse cost.