Check the listing for details. On-Stage Keyboard Accessory Tray. Condition: New. Listed at 67.95 USD. The On-Stage KSA8585 Keyboard Accessory Tray adds versatile workspace to your keyboard stand, providing a sturdy platform for small mixers, drum machines, synth modules, effects pedals or compact speakers. Designed to mount easily to single- or two-tier keyboard stands with 1" round or square tubing, it eliminates the need for additional stands while keeping essential gear within easy reach. The tray rises approximately 10" when mounted to a single-tier stand and features a durable black powder-coat finish for long-lasting performance. Lastly, a Posi-Lok pivot mechanism with interlocking tilt-adjustment teeth allows precise angle positioning while preventing drift, and included hook-and-loop strips keep your equipment securely fastened—even when the tray is tilted for ergonomic access.