Sachs - Huret  Rival  Rear mech  ( Short  cage - 6 Speed ) & DT Shift Leverset.

Short Cage /  6 Speed Rear derailleur ..

Sachs - 6 Speed Indexing Model Derailleur & Shift Levers..

PLEASE NOTE  -  Some minor marks from time stored - See Pic's

Circa 1988 - Sachs - Huret  6 Speed series..