The GFW-SHELF0909 by Gator Frameworks is a 9" x 9" microphone stand clamp-on utility shelf with a 9" x 9" surface area. It features a raised lip around the edges to prevent items from sliding off and is great for holding small accessories like capos, harmonicas, and cell phones. It features a black powder coated finish with steel construction and a 10 lbs weight capacity. Fits tubing up to 40mm.