8-Bar - Universal Web Mount Bracket W/ Pre-drilled Holes 1 Inch on Center. Zinc Plated Steel Finish. Dim X = 5.0 Inches, Dim Y = 15.5 Inches. Mounts to Vertical Web of Beam. Bracket is 2.5 Inches Wide by 3/8 Inches Thick. All Holes to Accept Hangers are 3 Inches On-Center and 0.56 Inches Diameter (to Accept 3/8 Inch diameter hanger Bolts). Common Applications: Mainline / Top Running Applications, Web Mounted Bottom Entry Systems.