Canon 1St Copy Tray Kit-A1

Quick overview from the supplier:

1St Copy Tray Kit-A1 1st Copy Tray Kit-A1, for iR ADV DX C5840i / C5850i / C5860i / C5870i Capacity (with 80gsm paper): A4, A5, A5R, A6R, B5: 250 sheets SRA3, A3, A4R, B4, B5R: 100 sheets Paper Weight: 52 to 300 gsm