This is the 16.1.35 Double Knuckle Iron Baluster, part of the Versatile Series for modern and contemporary stair designs. This baluster features a simple square profile accented with two 2″ knuckles and measures 1/2″ (width) x 44″ (height). It is made of solid wrought iron and is available in satin black, oil rubbed copper, oil rubbed bronze, and copper vein finishes. Specifications: Material: Solid wrought iron Shape: Square with Double Knuckle Dimensions: 1/2″ (width) x 44″ (height) Weight: 3.5 lbs Finishes: Satin black, oil rubbed copper, oil rubbed bronze, copper vein Compatibility: Pairs with all 1/2″ square balusters Compatible Shoes: 16.3.19, 16.3.2 (sold separately).