The J&H LED 3 in. Round Mounting Bracket functions as a versatile adapter, facilitating the transformation of a 3 in. round pole's top into a 2 3/8 in. tenon. Engineered to accommodate poles of diverse gauges and compositions, the lower segment of this adapter effortlessly glides over the pole's exterior, guaranteeing a snug external fit. Manufactured from robust steel, this tenon adapter boasts a sleek standard dark bronze finish.