Nikon CT-504 Trunk Case Tweet Description The Nikon CT-504 Trunk Case is a replacement for the case supplied with a Nikon AF-S Nikkor 500mm f/4.0G ED VR autofocus lens. Details Additional Category Tags: Protective Gear, Lens Cases Category: Photography Manufacturer Catalog Number: 4936 Model: Nikon CT-504 Product Manufacturer: Nikon Subcategory: Lens Accessories