5 Ton Pull Ram with Hooks, 1/4 NPTF Guide ring is designed to help protect against side-load damage. High strength steel construction. External plunger threads. Internal base threads. Stroke: 5.5 inches Cylinder Effective Area: 1.71 Oil Capacity: 6.49 cubic inches Collapsed Heights: 12.05 inches Extended Height: 17.6 inches Outside Diameter: 2.26 inches Saddle Diameter: 1 1/4 inches - 18 NPTF Plunger Diameter: 1.26 inch Weight: 8.6 pounds