Nikon 105mm f4 AI Micro-Nikkor Normal Leitz Canada 90mm f2 Summicron-M

Leitz Canada 90mm f2 Summicron-M in excellent cosmetic condition

designed to accommodate its protruding rear element

The Nikon MB-D12 is a vertical grip and battery holder for the Nikon D800 and D810 cameras

and there may be a few others out there

Nikon 105mm f4 AI Micro-Nikkor Normal Leitz Canada 90mm f2 Summicron-MThe Nikon 105mm f4 AI Micro Nikkor is a manual focus macro lens for the Nikon F mount. Cosmetic condition is fair, with some surface wear, including some scuffs on the front filter ring which do not affect function or filter fitment. Diaphragm blades move well, with some wear; glass has moderate dust. Not the most pristine Micro Nikkor you'll ever see, but it's in good working order. Provides 1: 2 magnification without the use of extension tubes.