Tube Rack, 50 x 12mm

White 2" Cardboard Mini Box with Drain Slots - 3" × 3" × 2"

Cell Divider Only, 4" Standard Box, 16 Cell for Centrifuge Tubes- 5 3/8" × 5 3/8" × 2 6/8" - 1.32"

Standard White 3" Cardboard Box Assembled with Dividers, 36 Cell - 5 1/4" × 5 1/4" × 2 15/16"