Brick Lintel 3-1/2x3-1/2x42in Unique forming process develops high cross strength. Ample load-bearing capacity. Stiff in service. Free from sagging or buckling. All lintels should be shored until mortar has cured. Coated with black corrosion-resistant paint. Made in USA. BRICK LINTELS 3-1/2" x 3-1/2" Gauge=13 Lgth In=42