National Hardware 1217BC Series N351-494 Corner Brace, 2.4 in L, 3 in W, 2.4 in H, Steel, Powder-Coated

Used for reinforcing 90 deg angles by applying to the inside or outside of the corner. Slots for 5/16 in carriage bolt. Square shape and multiple bolt slots per side provide greater area of stability for wider pieces of building materials. Chamfered corners provide decorative look. Black powder-coat finish for improved weather-resistance.