Tube Rack Micro 1.5ML (1212Y33) Product Dimensions (l x w x h) : 8.25x3.5x1.937in Microcentrifuge Tube Rack PP, for 1.5ml tubes. Racks  allow storage of 20 micro test tubes. Top step is numbered  from 1 to 10, lower step is numbered from 11 to 20. Made of autoclavable…