This item has a minimum order quantity of 2 per supplier requirements. T-Bar Spindle, Entry Code: 92, SMC: 40, SRC: 0, Entry Code Allows DV-II+Pro to Calculate Viscosity, Shear Rate and Shear Stress Values, SMC for Viscosity and Shear Stress Calculations, SRC Used for Shear Rate and Shear Stress Calculations