Attached please find the manual for the Conquer Race Simulator seat (for any purchase made after November 15, 2020).
If you purchased the seat with the single monitor mount, see this article for the instructions: http://help.conquerequipment.com/support/solutions/articles/6000244127-355-simchrmmfnt-assembly-manual-conquer-single-monitor-mount-for-racing-simulator-cockpit-gaming-seat
Here are the dimensions:
Please note that this kit does not come with mounting hardware.