The sturdy polypropylene Heathrow 3-Way Microcentrifuge Tube Racks feature three tiers with wells for various sizes of microtubes:
Each well is numerically indexed to aid in sample identification. Racks can be interlocked side-by-side to increase capacity. Slots between tiers aid in handling the rack while wearing gloves.
Choose from natural or assorted colors. Dimensions (WxDxH): 4 3/4" x 6 1/4" x 3 3/8".