Hollow Metal Stair Baluster Spindle SINGLE KNUCKLE 1/2" X 44" (Box of 10) (Satin Black) Top quality. A durable maintenance free powder coated in Satin Black, Oil Rubbed Copper and Antique Bronze finish. Made from hollow forged iron made with quality craftsmanship, easy to cut and install. Represent the best in design and allow you to bring a classic sense of style to your home. Seller has served US for more than 20 years.