National Hardware 1156BC Series N351-500 Corner Brace, 4.9 in L, 3 in W, 4.9 in H, Steel, 1/8 Thick Material

Used for reinforcing 90 deg angles by applying to the inside or outside of the corner. Slots for 1/2 in Carriage Bolt. Larger bolt holes provide options for structural support. Chamfered corners provide decorative look. Black powder coat finish for improved weather resistance.