NiSi 77mm Filter Adapter Ring for Q and S5 Holder for Canon TS-E 17mmNiSi NIP S5 ADC17 77 77mm Filter Adapter Ring for Q and S5 Holder for Canon TS E 17mm The NiSi 77mm Filter Adapter Ring for NiSi Q and S5 Holder for Canon TS E 17mm is specially designed for using the NiSi Q 150mm holder or S5 for Canon TS E 17mm on lenses which have 77mm filter thread. Key Features For Canon TS E 17mm Holder to 77mm Anodized Aluminum Alloy Construction Plastic Case Compatible with NiSi Q 150mm holder or NiSi S5 150mm Holder for Canon