The Trex Contemporary Balusters are a sleek and modern addition to any stair or railing system. Made of durable aluminum, they are weather resistant and built to last. This pack of 10 includes black balusters that stand at 30 3/8 inches, perfect for adding a contemporary touch to your home improvement project. The Trex Artisan Series railing offers a stylish and high-quality option for your stair or railing needs.