Universal SWS 151 Series Weld-On Retaining Ring Swivel Standard Round Jack (151101) by Bulldog. Lift Capacity: 2000 lbs. Swivel Mount Type: Sidewind. Travel Length: 10". Package Type: Bulk. Limited 5 Years Warranty. BULLDOG round jacks are recognized as the industry standard by leading agricultrual, commercial, horse, livestock, and other trailer manufacturers. For more than...