Add to Wishlist Samson 1984 High Pressure Grease Pumps Samson 1984 High Pressure Grease Pumps Heavy duty hand operated high pressure (5,000 PSI) grease pump unit. Fits 35 lb. pail. Complete with pump, cover, 5’ hose, pipe with coupler, carry handle and follower plate. MSRP: $454.75