Round utility rail most commonly used in attic and basement access. Oak: 1-3/4″x1-5/8″. Hemlock: 1-5/8″x1-7/16″. Available in random lengths. Can be used as a safety rail, mounted along the inside of a wide handrail. Also available in oak: quarter-turn fitting, (O7023). Used for a smooth, radius return to the wall at the top and bottom of the stair.