National Hardware 1157BC Series N351-501 Corner Brace 6-1/4 in L 3 in W 6-1/4 in H Steel Powder-Coated

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.