Step Up Adapter Ring 49 52 55 58 62 67 72 to 77 mm Camera Lens UV CPL GND Filter
AU $6.45
The rings have 77mm female screw thread for installing 77mm UV, CPL, ND filters. The other side is male screw thread to fit a range of lenses of filter sizes: 49mm, 52mm, 55mm, 58mm, 62mm, 67mm or 72mm (upon your selection of rings).
