SP Scienceware Conical Tube Holders, Can hold 15 or 50mL conical tube, Pack of 4

Details

Move tube and rack with one hand, insert tube from the holder with one hand. Tube can easily be lifted from holder or pinch uprights and carry the holder with the tube.Supports 15 or 50mL conical tube while allowing a view of the tube's entire contentsChemical-resistant polypropyleneSteam autoclavable at 121°C (250°F)Patent pending