I have some Kirby parts for sale, new still in plastic. I would rather sell them as a package then to part out. List: LATEX NECK DAM #510-500---$57......COMM SET #510-030---$116.....COLDWATER NECK DAM #510-680---$147......DOUBLE EXH. KIT #525-120---$122......NEOPRENE NECK DAM #510-504---$57....REGULATOR REBUILD KIT #525-309---$68......DRAWSTRING NECK DAM #510-528---$89.....SPIDER STRAP #510-509---$28...........TOTAL $684......Package price $450 includes some O-RINGS and shipping to the lower 48's.