Wall mounted sliding door fittings with delrin bearings for wooden and Aluminum doors and partitions (Channel Not Included) Channel available for purchase directly (6', 8', 12', 16') Heavy-Duty Sliding Mechanism: Features a robust three-wheel nylon roller system designed to support heavy dark-wood grain or metal sliding doors with ease. Ultra-Smooth Operation: Equipped with high-precision nylon wheels that ensure a quiet, friction-free glide within the track. Pack Of 3 Adjustable Alignment: Includes an adjustable pivot screw and nut assembly, allowing for precise height and level calibration during installation. Durable Construction: The hardware features a corrosion-resistant black finish on the roller carriage and gold-toned zinc-plated mounting brackets for long-lasting durability. Complete Professional Look: Designed for a seamless "Track View" installation, where the hardware is recessed into a clean white header for a modern aestheti