Accessories -> Camera Filters -> Other Filters (2)

The NiSi 82mm Metal Stack Caps are a set of top and bottom durable metal caps to fit 82mm filters. Simply screw your filters together then screw the stack caps...

The NiSi 77mm Metal Stack Caps are a set of top and bottom durable metal caps to fit 77mm filters. Simply screw your filters together then screw the stack caps...