Fixed angle (34°) rotor Capacity: 12 × 50mL K factor: 682 Max. speed/RCF: 16,500rpm/38,725 x g Fiberlite Rotor: Reduces run times with higher G-forces achieved with lightweight carbon fiber rotors Ensures structural integrity with corrosion- and fatigue-resistant design Backed by a 15-year warranty Compatible with: For Thermo Scientific Sorvall™ RC-6 Plus Series., Beckman™ J2 series, Beckman J2, Avanti series centrifuge (Except the Avanti J-HC), Thermo Scientific Jouan KR22i centrifuges, Thermo Scientific Nalgene™ bottles and tubes Note: ?Performance may vary by centrifuge model.