Federal Octar 5.5 inch f6.3 enlarger lens lens mount_Nikon S but usable

but usable

The rest of the good news is that it's actually a pretty decent little DSLR bag

the camera end is a standard F mount but practical compatibility will depend on the shape of your camera (some bulkier AF and digital cameras will require an additional extension tube- not included- to clear the back of the rail)

6 lens is in excellent condition

This premium Novoflex adapter lets you use Nikon F mount lenses (with or without an aperture ring) on your Sony E-mount mirrorless camera

Federal Octar 5.5 inch f6.3 enlarger lens lens mount_Nikon S but usableThe Federal Octar 5. 5 inch f6. 3 lens is designed for use on an enlarger or bellows. It appears to be a 34mm thread mount. Some wear on aperture dial, dust and minor haze on the optics, diaphragm blades have some fluid and wear that won't impact function.