BD Readacritâ„ Centrifuge 6-Place Head (1 ea). For 75 mm micro-hematocrit tubes, direct-reading. - Maximum capacity: Six 75 mm capillary tubes - Fixed speed:8,000 RPM - RCF: 5,900 x g - Dimensions: 7.8 in x 8.5 in x 9.8 in - Weight: 7.5 lb - Power requirements: 115 volts, 50-60 Hz Key Product Features : - Available US, Canada, Mexico - Product Type Centrifuges & Accessories - Brand BD Readacritâ„ - Type Micro-Hematocrit Centrifuges - Formulary Type BD Select - DNR (Latex) free? Yes