Nikon MF-21 lens mount_Leica R cover your bottom

cover your bottom

The Nikon 24-120mm f4 G AF-S VR Nikkor lens is a full-frame autofocus zoom lens for film or digital SLR cameras

Nice image quality

The Canon EF 11-24mm f4L IS is Canon’s widest full-frame zoom lens

and they're not making them any more

Nikon MF-21 lens mount_Leica R cover your bottomNikon MF 21 Multi Control Back for the Nikon F 801 N8008. This back enables an interval timer, automatic exposure bracketing, long exposures up to just shy of 100 hours, focus trap release, and uh, you can print a date on your picture too. That's actually a fair bit of extra functionality for a back! In excellent condition, with minor wear. Requires two CR2025 batteries (not included)