Rotate each module independently?use several sizes of test tubes, culture tubes, centrifuge tubes, or microcentrifuge tubes at the same time. Click each module into place, load with tubes, and carry to new location. Rack will remain in orientation until you twist it again. Comes fully assembled.

Each module of the Rota-Rack for large tubes holds two 50mL tubes, eight 15mL tubes, six 20mm tubes, or ten 10-13mm tubes. Each module of the Rota-Rack for microtubes holds six 15mL tubes, nine 1.5/2.0mL tubes, twelve 0.5/0.6mL tubes, or thirty-two independent 0.2mL PCR? tubes or four 8-tube strips.

Each rack has modules in purple, blue, green, and yellow. Autoclavable. Rota-Rack for large tubes measures 224 x 110 x 110mm; Rota-Rack for microtubes is 210 x 100 x 100mm.