The product
1950638:
Sliding Drawer Racks for Tubes (5 inner door freezers), for EXF320, EXF400, HFU320B, HFU400B ULTs, holds 24 boxes per rack, compatible with Matrix 2D tubes (500μL, 750μL, 1.4mL internally threaded, open top or w/Duraseals installed) and Nunc Cryobank tubes (1.0mL, 1.8mL, 2.0mL) is not orderable at the moment. Please contact our
Technical Support for possible alternatives.