The Breckenridge mantel bracket is designed to support the heavy beam mantels used on indoor and outdoor fireplaces. A heavy duty mantel support in 3/8" steel, the Breckenridge is powdercoated flat black. The Breckenridge is a 5" wide U bracket and should be spaced no more than 30" apart for your mantel support. Available for 6x6 beams with 4 countersunk holes to tie into the rock or stud wall for a secure structure to last the lifetime of your fireplace.