SPECIFICATIONS: MODEL NUMBER: OBS110-3 SERIAL NUMBER: 12286 YEAR NEW: 1991 CAPACITY: 121 TON STROKES PER MINUTE: 32 - 65 LENGTH OF STROKE: 5.9" SHUT HEIGHT, BOLSTER TO SLIDE SDAU: 20" SLIDE ADJUSTMENT: 3.9" SLIDE DIMENSIONS: 23.6" x 21.7" BOLSTER DIMENSIONS: 43.3" x 27.6" x 5.9"