Cosmicar C Mount Extension Tube Set brand_Visibledust Includes a Schneider-Kreuznach Componon-S 50mm

Includes a Schneider-Kreuznach Componon-S 50mm f2

with an aftermarket friction pad on the camera mounting surface

Enables eye level viewing with your favourite 500- or 2000-series body

with later six-bladed diaphragm

but it's cute (and well made)

Cosmicar C Mount Extension Tube Set brand_Visibledust Includes a Schneider-Kreuznach Componon-S 50mmThis Cosmicar extension tube sets includes 5, 10, 20, and 40mm tubes plus a couple of shims for an impressive 76 ish mm of extension. If you're trying to get some macro work done with a C or CS mount lens, this tube set will almost certainly come in handy. In excellent condition, with original case and box.