Dedicated Heavy Duty Music Stand - Table - Desk Mount for iPad PRO 12.9" (2021) (sku 57672)Dedicated Heavy Duty Music Stand Table Desk Mount for Apple iPad PRO 12. 9" (2021) Heavy Duty Aluminum Desk or Cart Mounting Pedestal with 4'' Arm and Adjustable C Clamp Base Mount clamp opens as wide as 2. 5" and closes as tight as 0. 5". Features 4 inch adjustable arm Dedicated roll top cradle designed for the Apple iPad PRO 12. 9" (2021) only. Keeps the entire screen visible. Not for use with a case What do I get? 1x C Clamp mount 1x Adapter 1x