Bulldog round jacks are recognized as the industry standard by leading agricultural, commercial, horse, livestock, and other trailer manufacturers. For more than three quarters of a century, Bulldog jacks have been demonstrated to be the most reliable, field-proven jacks on the market.• Operation Type: Manual• Capacity: 5000 Pound• Maximum Lift: 15 Inch• Mounting Type: Bolt-On• Type: Round Topwind• Number Of Wheels: Without Wheel• Color/ Finish: Gray Painted• Swivel: No• Retracted Height: 10.8 Inch• Extended Height: 25.8 Inch• Clearance: 10.7 Inch• Material: Steel Proven Reliability For Long Term Use At Rated Loads Precision Fitted Parts For Extra Stability A-Frame Models Listed Have Grey Painted Outer & Inner Tubes | Bulldog Trailer Tongue Jack, Manual A-Frame Round Topwind Jack in Grey