Zenza Bronica SQ-Ai with 80mm f2.8 Zenzanon-PS brand_Pentax not the much more common

not the much more common (and terrestrial) Nikon F mount

The 3/8" inner thread can be attached easily to existing heads (just attach it like you would a camera)

Comes with original red strap

The Nikon DR-5 is a right-angle viewfinder for cameras with a 19mm or 22mm threaded viewfinder eyepiece

Zenza Bronica SQ-Ai with 80mm f2.8 Zenzanon-PS brand_Pentax not the much more commonThe Zenza Bronica SQ Ai is a medium format camera that shoots 6x6cm images on standard 120 rollfilm. Accurate shutter speeds, good light seals. Includes a waist level viewfinder and a clean Bronica 80mm f2. 8 Zenzanon PS lens, all in excellent condition. A nice medium format camera in great shape. Includes strap and instructions.