Air-Operated 50:1 120lb Grease Delivery System with Caster Base Professional Quality. . Complete Packages – includes all required equipment. . Designed for 120 lb. grease containers. . Built for durable and reliable operation.. Powered by 50:1 ratio high pressure pump. Non-corrosive design for long-term use. Heavy-duty control handle. Z-swivel for ease-of-use. Pressure Ratio: 50:1. Air inlet pressure: 70 – 115 psi. Air inlet connection: 1/4 NPT (Female). Air motor effective diameter: 2.4 (63mm). Max pressure: 5600 psi. Outlet connection: 1/4 NPT (Male). Includes: JDL-3650 60:1 grease pump, JD-3566 Drum cover, JD-3571 Follower plate, JDH-1014 Outlet hose, JD-3560 Control handle, JD-3840Z Z-swivel, JDL-16C includes caster base JDL-16C