The OptiMATE Fluidics Kit contains a complete set of consumables needed for gradient dispensing. This kit includes: Upper Fluidics (1), Lower Fluidics General (2), Lower Fluidics Conical/BEC Gradient Replacement Fluidics (1), Probe Guide (1), Seal Former (1), and Dispense Probe (1). Refer to OptiMATE Gradient Maker IFU for proper usage of the consumables.