Tripod Mount Ring Stand Quick Release Plate for Canon EF 400mm f/2.8L IS II USM
Canon EF 400mm f/2.8L IS II USM. Canon EF 300mm f/2.8L IS II USM. Canon EF 200-400mm f/4L IS USM EXTENDER 1.4X. Canon EF 500mm f/4L IS II USM. Canon EF 600mm f/4L IS II USM. Canon EF 800mm f/5.6L IS USM.