End Post, Steel, Guard Rail Levels Single, For Use With 21XL91; 21XL92; 21XL93; 21XL94; 21XL95, Guard Rail Mounting Style Bolt On, Safety Yellow, Post Dimensions (W x D) 5 in x 5 in, Mounting Plate Dimensions 10 in x 10 in, Net Weight 81 lb, Includes (4) Holes 8 in on Center, Finish Powder Coated, Mounting Hole Dia. 7/8 in, Number of Mounting Holes 4, Post Height 72 in