PR Class Dual Piston Pump with Belt Drive and Shaped Cams; 0.0 - 100.0 mL/min.; 4,000 psi; Hastelloy Fluid Path with Jacketed Head; Automatic Piston Wash; with Pulse Dampener, Pressure & Leak Sensors; Standard Seal (Flouropolymer energizer); Fitting package for 1/8"""" and 1/16"""" tubing