On-Stage MSA7011 U-Mount Clamp-On BookplateTurn any mic stand into a music stand! The MSA7011 utilizes the patented u mount clamp design to lock onto any tubing up to 19 mm (3 4) in diameter. The compact 12 1 4" x 10 5 8 bookplate fits into tight places but, but still allows for substantial music scores thanks to a 1 lip. Height and angle adjustments are easy to make on the fly, and set up is a breeze. Save space and time. Perfect for set lists and lyric sheets, too. Features: Patented u mount