Really Right Stuff 91-B  type_Camera Case It includes three Universal Flashlight

It includes three Universal Flashlight Adapters

this thing is from the year nineteen hundred and twelve

It can support 7kg at full extension or 30kg at minimum

as in it has push-pull focusing- not a helicoid- and a simple achromatic doublet lens

Really Right Stuff 91-B &nbsptype_Camera Case It includes three Universal FlashlightIt's a flash bracket, just to get ahead of the obvious question. It's designed to clip onto an Arca plate, and the adjustable mount lets you position a remote flash in one of four positions around the barrel of a lens. The tilting flash mount is meant to accept a radio or wired flash remote receiver (like a SC 29 or similar) with its 1 4" thread. It's beautifully machined, of course, from solid, well finished metal, and while this is obviously a