Check the listing for details. On-Stage MST1000 U-mount Mic Stand Tray (3-pack) Bundle. Condition: New. Listed at 74.85 USD. Sweetwater loves things that make gigging life easier, and this On-Stage Stands MST1000 U-mount mic stand tray that takes your mic stand from functional necessity to a convenient performance tool is one of those things! The perfect place for your set lists, extra picks, a phone, shakers - whatever you need to have on-hand during your show. Simply secure the MST1000 tray to your extended mic stand using On-Stage Stands' patented elliptical enveloping clamp and tighten it down with the oversized thumbscrew. And On-Stage Stands went the extra mile and added a threaded end to the mounting bar that's perfect for miking acoustic instruments. Make showtime easier by adding an On-Stage Stands MST1000 U-mount mic stand tray to your gig rig.