FS Nauticam is 70mm N120 Extension Ring w/lock and zoom Gear Nikon 16-35mm

Nauticam Extension ring 70mm and zoom gear for Nikon 16mm lens add to your favorite dome and you are ready to take that premium Nikon 16-35mm lens underwater both in excellent condition ext ring has some market in the black coating but over all excellent with very little use includes original manual and extra ring. Combine these retail for $505

ASKING $295 for the set (both)

1. NAUTICAM N120 Extension Ring 70 with Lock (part # NA21170) retail $330
2. NAUTICAM N1635-Z ZOOM GEAR FOR AF-S NIKKOR 16-35MM F/4G ED VR (PART # Na19138) Retail $175