The twin bull horn pole mounting light bracket is designed to slip fit onto 2-3/8″, 2-7/8” and 4” tenons. Typical applications for the twin bull horn light bracket are on top of wood, steel and concrete poles. Shipped with removable cap & mounting hardware assembled. Max weight capacity is 100lbs. per arm. Available in dark bronze, black, dark grey, natural aluminum, white or galvanized finishes.