A storage product carrier (10) for a storage rack comprising a plurality of carrier supports spaced one above the other, arranged in pairs on opposite side walls of the storage rack and able to support the storage product carrier (10) which is conveyable by means of an automatic storage/retrieval device and an access opening for accessing the storage product carriers (10) has a multitude of compartments (16) having openings. Closing means (18) are provided to cover at least one of the openings, wherein a locking means is provided to lock the closing means (18) in the openings and wherein the locking means can be controlled to lock the closing means (18) in the opening or to allow the closing means (18) to be moved such that the opening becomes accessible.