SPECIFICATIONS: MODEL NUMBER: S2-600-144-60T SERIAL NUMBER: 29157-4001 YEAR NEW: 1993 CAPACITY: 600 TON LENGTH OF STROKE: 16" POWER SLIDE ADJUSTMENT: 14" STROKES PER MINUTE: 20-50 USABLE ENERGY PER STROKE - 590 TONS @ 20 SPM BED AREA: 144" LR x 60" FB MAX HEIGHT FLOOR TO CEILING: 252" APPROXIMATE OVERALL WEIGHT: 202,460 LBS