John Dow JDL-16C Pneumatic Grease System For 120 lb. Container with Base. John Dow JDL-5 Pneumatic Grease System For 35 lb. John Dow JDL-16 Pneumatic Grease System For 120 lb. Universal Rotary Pump Kit for use with Fuel Chief 25 and 15 gallon gravity fed gas caddies.