Overview Product Description 4 Hole Double Channel Flush Mount Post Base 3-1/4" x 8" - Electro Galvanized Hole Size: 9/16"Dimensions: 3-1/4" x 8" x 1-5/8"Thickness: 1/4"Number of Holes: 4Finish: Electro GalvanizedWeight: 2.50000 lbsPcs/Ctn: 5 Product Videos Custom Field Product Reviews