5/16" Thick Plate. Bolt pattern is 4.5"x10". These plates are sick and small. Awesome for a buggy, or to weld onto a custom bumper. The dimensions are 15" long by 6.5" wide, and 3.5" tall in the front for the fairlead. Check out the pictures, these things are beasts. The price is $ 50.00, they weigh 8lbs, in case you want to calculate shipping. ---Tanner--Mad4wd--330-549-9082--Give me a call if you have any questions.