The QuikLok MS-329 is a universal clamp-on shelf that attaches to a standard sized music or microphone stand. It can be attached to any standard diameter microphone or music stand for holding instruments, extra microphones, or anything else. This shelf is incredibly convenient for keeping equipment right where you need it and the rubber-tipped 8mm lock screw will not strip-out when tightened or scratch your mic stand. Features: Manufactured using heavy duty steel tubing and high-grade hardware Sturdy tripod leg base design ensures maximum stability and folds compact for easy transport Available in scratch resistant, backed-on, non-reflective, black enamel finish Large clamp-on utility tray Specs: Depth: 8.4" - 21.3cm Width: 8.4" - 21.3cm Lip height: 0.5" - 1.27cm Clamp opening 0.8" - 2cm Weight: 2.6lb - 1.2kg This shelf tray provides the perfect solution to keep items at arms reach.