NiSi 77mm Filter Adapter Ring for S5/S6 Sigma 14-24mm f2.8 DG Art Se Canon Nikon
The NiSi 77mm Filter Adapter Ring is specially designed for using theS5/S6 system for Sigma 14-24mm f/2.8 DG Art Series (Canon and Nikon Mount) on lenses which have 77mm filter thread. The adaptor ring features No Vignetting.