6x6 nominal size dry set post mount bracket perfect for pole barn construction. Mount measures 12” Wide x 12” Tall x 5” Deep. 1/4” thick with four 9/16” holes in the base plate for 1/2" concrete mounting bolts and four 7/16” holes per side for 3/8" lag bolts to mount the post. Painted black upon completion to avoid rusting. These are the easiest and strongest way to mount wooden posts to existing concrete slabs. Corner post mounts are also available as well as mounts for different size posts. Please message for any specific needs.