BARREL ASS'Y SET, MAIN CAM for Canon EF 70-200mm F/2.8L IS USM II & III lens.
Brand new never used.
This parts including everything in the picture ( lens, barrel and USM unit ), same as the sample pictures.
It's compatible for both Mark II and Mark III version.
Canon parts # CY3-2500, CY3-2245-010
The front lens (1st lens ) is not included in the brand new original Canon parts.