LINCOLN INDUSTRIAL LNI-989 Grease Pump, 2.5" Air Motor Diameter, Heavy-Duty Grease Pumping, Industrial Grease Pump, Red The LINCOLN INDUSTRIAL LNI-989 Heavy-Duty Grease Pump is a high-performance solution for efficient grease dispensing in demanding industrial settings. This robust pump is designed for use with 25-50 lb drums, significantly streamlining your lubrication processes. Its durable construction and powerful air motor ensure reliable operation, even under challenging conditions. The LNI-989 is easily portable thanks to its integrated carrying handle and features a 50:1 pumping ratio for optimal efficiency. FleetPride offers this essential piece of equipment to help maintain peak operational efficiency.