BLOCKSTORE FILE CABINET, GRAY. The Blockstore Cabinet has 8 drawers and accepts embedding rings, cassettes and unmounted blocks up to 12 x 25 x 30mm. Each drawer has dividers producing 7 rows 30mm wide. Unmounted blocks are placed in cardboard boxes. (cont'd) Capacity Processing Cassettes 3000. Capacity Embedding Rings 1230. Dimensions 480 x 480 x 275mm. Weight 39 lbs.