The Center Column Riser "CCR" is an add-on tripod accessory. This attaches to the platform's 3/8-16" stud and adds an adjustable height of 5.3"-7.2". Made from carbon fiber tubing with anodized aluminum end mounting caps, this riser is both durable and lightweight, with a weight of only 3oz, making it easy to pack & carry in the field. The tripod twist lock system ensures your optics are secure, giving you peace of mind while spotting. Elevate your optics game with our Center Column Riser.