For upright freezer and chest freezer racks

Box Dimensions: 143 x 143 x 73 mm (5.63 x 5.63 x 2.88") Divider's Dimensions: 138 x 138 x 70 mm (5.44 x 5.44 x 2.75") Cell Opening for Cell Divider for 50 mL Tubes: 35 x 35 mm (1.38 x 1.38") Cell Opening for the Cell Divider for 15 mL Tubes: 22 x 22 mm (0.88 x 0.88")