Made with five compartments, two of which are designed to hold test tube supports. Center section is long and narrow, and can conveniently hold order slips, etc. Compartments can be made into numerous variations. Complete with 2 test tube supports (accommodate 40 tubes each, 16 mm diameter); 1 microscope slide carrier (accommodates 1” slides); 1 removable handle; 2 clamps for securing handle; two 7” dividers, two 3” dividers, two 2” dividers. Can be used with or without handle assembly.