My current photo equipment includes the following:

Canon EOS R5 body
Canon EOS 5D Mark IV body
Canon EOS 5Ds R body (2x)
Canon EOS-1D X body

Canon EF 100-400mm f4.5-5.6L IS II USM lens
Canon EF 300mm f/4L IS USM lens
Canon EF 400mm f/5.6L USM lens
Canon EF 500mm f/4L IS II USM lens
Canon EF 600mm f/4L IS II USM lens
Canon EF 800mm f/5.6L IS USM lens
Canon EF 1.4x III extender
Canon EF 2x III extender

Gitzo GT5542LS carbon fiber 6x tripod
Gitzo GT3541XLS carbon fiber 6x tripod
Gitzo GT3542LOS carbon fiber 6x tripod
Wimberley WH-200 head version II (3x)

Speedlite 580 EX II
Better Beamer flash extender
Harbor Digital XT flash extender