trolley kits.for 200L, 180L drum, 50~60 drum, 20~30L drum grease ... pump, grease gun, hose we have series oil, grease pump for automotive maintenance, and Strong design and manufacture capability according to ... ' demandsFeatures: 1) trolley for 200L, 180L drum,2) pump: Pressure ratio: 50:1, 60:1, 65:1 etc2) Compressed air: 0.5 - 0 ...