The Optional COMBI-Rotor holds 24 x 1.5/2.0ml and 2 x PCR strips for MC-24R (C2417-RCMB) is a laboratory accessory supplied for laboratory and research use in Riyadh, Dammam, Dhahran, Jubail, Al Khobar, Jeddah, Makkah, Yanbu and Jazan across Saudi Arabia.