This Thumb Screw from Negative Supply is a dedicated part for the Pro Film Carrier 35 MK2. When scanning different film formats on the Pro Film Carrier 35 MK2, insert one of Negative Supply's compatible film scanning cassettes and use this thumb screw to tighten it in place. The cassette then works in tandem with the film roller module to provide precise adjustments and consistent scanning results.
UPC: 850057543520