I Have another Custom Made Chrosziel Fluid Zoom Drive for sale.
Ebay Link here:
Only one more left after this.
Chrosziel Fluid Zoom Dampener.
TOP QUALITY, Fluid zoom dampener on a custom machined aluminium bracket.
Fits 15mm rod support with brass insert.
Fits 19mm rod support without brass insert.
0.8 gear pitch.
A fluid zoom dampener allows you to begin and end zooms without any jerkiness/speed variation. It also allows you to achieve repeatable and consistent creeping and snap zoom effects with greater ease. Continuously variable fluid drag.