Really Right Stuff B26 boom These Nikon 22mm eyepieces will

These Nikon 22mm eyepieces will fit Nikon "pro" camera viewfinders

In excellent cosmetic and mechanical condition

with front and rear geared standards

This is a Mamiya waist-level viewfinder for Mamiya 645 1000S (and similar) cameras

Really Right Stuff B26 boom These Nikon 22mm eyepieces willThe Really Right Stuff B26 is an Arca compatible tripod plate designed to accommodate cameras with an anti twist pin receptacle that is to say, camcorders or video cameras, primarily. The anti twist pin is machined into this plate: do not buy this plate if you camera doesn't have a hole for the anti twist pin, because it does not come off or retract. Light cosmetic wear.