The Otto 1ml Flangeless Cartridge for 96-well Collection Start-Up Kit contains the components necessary to use 1ml flangeless cartridges and and 96-well plates with the Otto Specialist. These components are Flangeless 1ml Top Rack, µElution platform, 2mL collection plate position, and waste collection. This rack will hold 96 cartridges. No additional component is required for 1ml flangeless cartridges.