STEP UP ADAPTER 40,5MM - 46MM TRITTRING 40,5 AUF 46MM 40,5-46 STEP UP RING
Step Up Adapter Ring 40.5mm - 46mm. Allows 46mm filters and accessories to be used on 40.5mm filter threaded lenses. 46mm has a thread pitch of 0.75mm. 40.5mm has a thread pitch of 0.5mm.