TEST TUBE RACK HOLDER

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

Standard White 4 3/4" Cardboard Box with Drain Hole - 5 3/4" × 5 3/4" × 4 3/4"

TUBE RACKS 2 TIER, HOLES O 28mm