Used Condition, See pictures of actual item.
VIVITAR DEDICATED PENTAX MODULE For VIVITAR 3500 FLASH BOXED + MANUAL - TESTED
Vivitar Dedicated Thyristor Electronic Flash Unit 2600 D Tested Working
Cobra Twin D500 Auto Thyristor Flash with Pentax module
Vivitar Zoom Thyristor 3500 Flash with Olympus Dedicated Module DM/O (Tested)
Vivitar 3500 Bounce Flash Zoom Thyristor with Dedicated Module for Canon
