These workbenches have 3 lower compartments. Each lower compartment has 1 adjustable 14 gauge shelf in it. Each compartment can be locked up individually to keep the items enclosed secure. They are lockable with a padlock featuring our standard 3-point locking system.//There is a riser shelf at the back of the top for added storage. The top is a 7 gauge top. The body of the workbench is 12 gauge. The 3 inch tall 7 gauge legs provide a sweep space and forklift accessibility.