MODEL: GSH425, BRAND: CATERPILLAR, DESCRIPTION: 4-TOOTH CONFIGURATION. SEMI – CLOSED. CAPACITY 1.00 YD3., OPERATING WEIGHT: 1,520 KG. MAXIMUM OPENING AND CLOSING PRESSURE: 5,076 PSI., OPTIMUM OPENING AND CLOSING FLOW: 52.8 GPM. MAXIMUM ROTATION PRESSURE: 3,191 PSI., OPTIMUM OPENING AND CLOSING FLOW: 5.3 GPM, INCLUDES CONNECTING LINES, CROSSHEAD AND BRACKET. OTHER COMPONENTS FOR ITS NORMAL OPERATION.