Polypropylene floating racks keep microtubes submerged in a water bath, perfect for controlling sample temperature. Detachable legs give the user two options: Attach legs so rack stands upright on benchtop, or detach them so samples can be quickly popped out by pushing down onto any surface. Not autoclavable. 60mm high including legs. Pack of 4. White color. 1.5/2.0 Milliliters 16 tubes.