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...
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...
