Capable of holding different size tubes in each available slot as well
Literally adapts to your tube size to hold firming in an upright position. The design enables you to hold 12 mm to 30 mm (5 mL to 50 mL) tubes simultaneously and still allow full viewing of the tube label

• Open sides allow for label viewing
• Flat base to hold tubes upright
• Linked racks should be supported underneath when carrying
• Pack:- 2 Rack/Box