Asahi 300mm f4 Super-Takumar lens mount_Mamiya 7 Best adapted to carrying a

Best adapted to carrying a pro camera with a longer lens attached

The Lowepro Nova 4 is a mid-sized shoulder bag with room for a DSLR or a medium format system- and you could probably get a 4x5 field camera in there

which is not ideal

and thumbwheel aperture and shutter speed controls

Glass has minor dust

Asahi 300mm f4 Super-Takumar lens mount_Mamiya 7 Best adapted to carrying aThe Asahi 300mm f4 Super Takumar is an old school telephoto lens for cameras with an M42 lens mount, like Spotmatics. This lens is in excellent cosmetic condition, with light finish wear. Focusing is smooth, diaphragm moves well. Glass has light internal dust, nothing more nefarious.