Our BOCARACK Freezer Storage Systems provide a complete solution for storing biological samples in low temperature freezers. These sturdy stainless-steel racks include sliding drawers containing tube storage boxes. They are compatible with refrigerators and -80°C freezers. The BOCARACK 43 contains 4 drawers with 3 polypropylene boxes in each drawer. Each box has a 9 x 9 configuration and a capacity of 81 1.5-2ml mictrotubes or cryovials. Alpha-numeric markings on the boxes provide a unique ID for every sample. The transparent cover allows you to see the samples and markings without removing the lid. This rack measures 16" deep x 5.5" wide x 8.25" tall.