Multi Tube Vortex Mixer is ideal for a high throughput sample processing. Equipped with interchangeable foam racks for vortexing tubes from 10 to 29 mm in available diameter. Two stainless steel posts hold the support plate securely in place for quiet and rattle free mixing. Support plate is easily adjustable by loosening knobs and moving the support plate up and down. Suction cup feet dampen motion and prohibit the unit from moving along the work bench.