Test tube racks Plexiglas (PMMA), 12 x 40mm

Tube Rack, 50 x 15ml (16.5mm)

Standard Yellow 2" Cardboard Box Only - 5 1/4" × 5 1/4" × 2"

Standard White 2" Cardboard Box Assembled with Dividers, 25 Cell - 5 1/4" × 5 1/4" × 2"