For Sale is NEW , never wet Nauticam M77 to Bayonet Mount Converter (Ver 1) to use your M67 wet lenses WWL or SMC or CMC (Not for WWL-C) on a M77 threaded port all original items in original box. Retail price is $95 Your price is $50 For a savings of $45 I bought this for a port lens combo I don't have anymore