Leveling Mount Leveling Mount Type Swiveling Stud Base Dia 3 in Height 5.5 in Load Capacity 1800 lb Thread Size 3/4 In.-10 Construction Stainless Steel Hex 1-1/16 in Includes Locking Nut Bolt Length 4 in Finish Stainless Steel Base Material Delrin(R) Bolt Material Stainless Steel Base Delrin(R)