Used EPON Iron Set (#4-Pw) AF-306 7S Flex S from Japan | eBay
Epon Irons - Which is your favorite? - TourSpecGolf Golf Blog
Epon Golf AF-306 Iron [eponaf306] : one2one Japanese Custom Club
Epon irons feature new forgings in line, including thin-faced AF-505 iron, as well as new forgiving wedge | Golf Equipment: Clubs, Balls, Bags | Golf Digest
Epon Irons - Which is your favorite? - TourSpecGolf Golf Blog