Optional tube holder, 12x5ml tubes Back Catalog number: D2400-R5V2 Manufacturer: BENCHMARK SCIENTIFIC Availability: In the manufacturer's stock Price on request - + Recommended R4045-RP2 Rocking platform for RotoBot, 6 x 10" Price on request H1010-SH Shelf, 14 x 5.5" for Petri dishes, plates, trays, etc. Price on request H1000-P-500 Dedicated Platform, 5 x 500ml Erlenmeyer flasks Price on request