BAPL-2612 has a description of 270 PUMP 3.5GPM 1500PSI 1420RPM 16.5mm

• Precision design 304 stainless steel valves and seats are hardened and polished for ultimate seating and extended valve life.
• Brass manifold is strong and corrosion resistant..
• Special concentric, high-density, polished, solid ceramic plungers provide a true wear surface and extended seal life..
• Specially formulated, CAT PUMP exclusive, Hi-Pressure Seals offer unmatched performance and seal life..
• Die cast aluminum crankcase provides high strength, minimum weight and precision tolerance control..
• Chrome-moly crankshaft gives unmatched strength and surface hardness..
• Oversized crankshaft bearings with greater capacity mean longer bearing life..

WARNING This product can expose you to chemicals, including Lead which are known to the state of California to cause cancer and birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.  As alarming as the proposition 65 warnings may appear, you can rest assured that the products we sell remain the same as in the past. We encourage normal hygiene and discourage placing any of our products in your mouth, as they are not intended for human consumption.