Heavy Duty Storage Lockers Whether you need this fully welded storage locker for small package pick up, for employee lockers, or evidence storage will always have an unrestricted view of the interior. These all welded units are fully assembled and ready to use. Each locker has a 1,500 lb capacity (each shelf has 500 lb capacity) Each opening has 21 inch clearance between shelves and each compartment is equipped with padlock lugs (Padlock sold separately).