THE GOLDEN ROD 20 SERIES A rod pumping hydraulic pump jack with a 30,000lb lift capacity designed for the production of light-medium crude and natulal gas dewatering (lifting fluid off of liquid loaded gas wells). This jack replaces any conventional "rod and beam" 456's, 320's, 228's and anything below. With a high lift capacity and a stroke length that can be changed from 0" to 120", one Golden Rod jack can replace a 320-256-120 or a 320-213-86 or a 228-213-86 etc..