5005 Turning on 1-1/4" x 42" Square. L.J. Smith is known as the innovative leader in the stair parts industry with the most comprehensive style offering available. Their products are defined by their unique design providing uncompromised durability and style. If you have a classic design in mind, we're certain you will find it within the 41 handsome styles we offer. You might decide to move up to one of our heavier styles for an even more dramatic stairway.