Accessories -> Camera Filters -> Holders & Cases (2)

The NiSi 72mm Metal Stack Caps are a set of top and bottom durable metal caps to fit 72mm filters. Simply screw your filters together then screw the stack caps...

The NiSi 67mm Metal Stack Caps are a set of top and bottom durable metal caps to fit 67mm filters. Simply screw your filters together then screw the stack caps...