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EP
Epon doesn't advertise much, and the AF-306 is a good example of why they don't need to. Released in 2015, this players cavity comes out of Endo Manufacturing in Niigata, Japan, the same forging house that has quietly built heads for several major brands over the years. Epon is Endo's own label, which means no middleman and no compromises on the forging process. Golfers who know, know.
The AF-306 slots into that narrow space between a true blade and a game improvement iron. It has a cavity, but a shallow one. It gives you some help on thin strikes and slight mishits without inflating the head size or hiding the topline under a shelf of tungsten. Feel is the headline here. Soft carbon steel, a dense center strike sensation, and feedback that tells you exactly where you caught it.
Finding one in 2026 means shopping the used JDM market or a specialty fitter, and prices hold up better than most irons from that era. That says something about how these were built.
In short
The Epon AF-306 (2015) is a players cavity that adds forgiveness without much extra size.
Last-gen value buy
The newer AF-705 (2021) is already out, so the AF-306 now sells at closeout pricing. If you do not need the very latest tech, this is the smart-money pick.
Based on release timing and this line's typical refresh cycle, not a live price quote.
The AF-306 is the 2nd of 6 generations Epon has released in this line, from the AF-702 (2011) to the AF-705 (2021). It followed the AF-702 (2011). The AF-506 (2016) replaced it.
Stock steel shaft. Lofts are approximate and subject to manufacturing tolerances.
This is a one-piece forging in soft carbon steel, done the traditional way rather than cast and milled to look forged. The cavity is modest, with weight pushed toward the perimeter just enough to steady the head on off-center hits. Sole width sits in the middle of the players category, and the topline is thin without being intimidating. Nothing about the shape screams for attention at address, which is exactly the point. Epon sold the AF-306 primarily as a component head, so most examples in the wild were custom built. That's worth checking when you buy used, because shaft, length, and lie can vary a lot from one set to the next.
Endo Manufacturing, a Japanese forging company based in Niigata. Epon is Endo's in-house brand, and Endo has forged heads under contract for several well-known OEMs. With the AF-306 you're buying directly from the factory's own line.
It depends on your ball striking more than your handicap. The cavity adds real stability compared to a blade, but the head is still compact and the sweet spot rewards center contact. A 12 handicap who strikes it well can play these. A 12 handicap who sprays it across the face will find them punishing.
Soft carbon steel, forged as a single piece. That's the traditional Japanese approach and it's the main reason the impact feel gets praised so often. There's no multi-material construction or face insert, just one billet shaped into a head.
If the faces and grooves are in good shape, yes. Forged carbon steel wears with heavy use, so inspect the strike area before paying a premium. Because most sets were custom assembled, also confirm the shafts and specs match what you'd actually play, or budget for a rebuild.
It sits between Epon's smaller tour-style heads and the larger, more forgiving AF-500 series models. If you want maximum workability, the tour heads are the pick. If you want more launch and mishit help, look at the bigger AF models. The AF-306 is the middle path, and for many players the most practical Epon of its generation.
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