Combined with the 143-114mm Rubber Donut (B1250.1001), this adaptor ring reduces the rear opening to accommodate lenses with a 110mm front diameter.
- Compatible With Our Industry Standard 143mm Rubber Donut With 114mm Metal Threaded Ring - Provides Additional Light Protection - Built From High Grade Delrin - Dimensions (Mm) 129 X 10 - Weight 19 Grams