Set of 4 Adjustable Stainless Steel Flanged Foot w/ 3-1/2" Dia. Flange for Stainless Steel 1-5/8" O.D Tubing, FT-SP3 Stainless steel construction. Adjustable foot insert with 3-1/2" dia. flange. 1" adjustable height, from min. 1-1/2"H to max. 2-1/4"H. For 1-5/8" O.D. tubing. Quantity: 4 pcs/set.