Adjustable 12" Drop Leg Foot Stand with Pin for Jacks with 2" Inner Diameter (measure the ID of your jack before ordering to ensure fitment); Includes 3 Drop Leg Stands. Perfect for modern A-frame style RV jacks with 2 inch ID - Fits MOST 2K to 5K jacks - Specially designed tube that fits inside the inner tube of the jack. IMPORTANT: Holes are NOT on the notched side; see photos and compare; REVIEW THE DIMENSIONS especially if you have an electric jack Height: 12", Distance between Holes: 2", Pin Hole Diameter: 3/8", Foot Diameter: 5", Outside Tube Diameter: 1-3/4” (fits jacks with 2” ID). Constructed of heavy duty zinc plated steel.