Spalding 8406S Universal Mounting Bracket Adapts backboards to 3.5-inch round poles, roof or wall; holds backboard at fixed height; 10-inch of offset from pole/wall; backboard not included Adapts backboards to 3.5-inch diameter pole, roof, or flat surface 5-year limited warranty Supports All Huffy Sports and Most Spalding Residential Backboards Up to 48-Inches