Fully assembled, polypropylene Mega racks are great in clinical labs for storage of high quantity samples. Sturdy, light weight material for easy transport. The rack fits 13 to 16mm tubes, and has identifying alpha-numerics for quick location and retrieval of tubes. Conveniently place different test groupings into one rack and eliminate need for multiple racks. White color. Measures 337mm length by 267mm width by 91mm height, 120 Tube.