Mizuno JPX 923 Forged Iron Set
SOLID FEEL. REAL SPEED.
A mid-sized, full body Grain Flow Forged iron delivering a perfect balance of ball speed, stability, and feel. Our 3rd generation of Chromoly Forging (4-7 iron) incorporates a milling slot that extends wider to heel and toe. Paired with an even thinner clubface, it creates our highest one-piece forged ball speeds from an even greater portion of the clubface. The irons showcase a thinner top line throughout, plus compact scoring irons (8-GW) and beveled sole for improved turf interaction.
Features:
- FORGED IN HIROSHIMA, JAPAN – One-piece Grain Flow Forged HD from 1025E Pure Select mild carbon steel at Mizuno’s iconic facility in Hiroshima, Japan – where Mizuno irons have been produced since 1968.
- 3RD GEN FORGED CHROMOLY WITH WIDER MICROSLOT (4-7 IRON) – Forged from a single billet of 4120 Chromoly and back milled from to heel and toe, creates extreme ball speeds from a compact, workable profile. Face thickness is now reduced to just 2.2 mm behind impact (vs. 2.6 mm in JPX921 Forged).
- NEW V-CHASSIS ENABLES A THINNER TOPLINE – Engineered via Mizuno’s ‘Harmonic Impact Technology’ project to create ‘muscleback’ type vibrations and feel from a cavity design. Prior models required a slightly thicker topline to maintain feel.
- 1025E PURE SELECT MILD CARBON STEEL 8-GW – For ultimate precision, control, and feel in the scoring zone.
- MORE BEVELLED TRAIL EDGE – Additional beveling to the trailing edge for immaculate turf interaction.
- REFINED SCORING IRONS – Noticeably shorter blade length and more compact from the 7 iron to GW – for precision where it is most needed.
- STOCK SHAFT AND GRIP – Shaft: Dynamic Gold 105 R300 and S300, Grip: MCC Teams Black/Gray
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“The JPX923 Forged is made from a single billet of 4120 Chromoly – then back milled. Avoiding significant welding and the new V-Chassis helped us to make the JPX923 Forged feel more solid, even though the face is thinner.” -David Llewellyn, R&D Director
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JPX 923 FORGED SPECIFICATIONS:
| Club | Loft | Lie | Length |
|---|---|---|---|
| 4 | 21º | 60.0º | 38.5″ |
| 5 | 24º | 60.5º | 38.0″ |
| 6 | 27º | 61.0º | 37.5″ |
| 7 | 30º | 61.5º | 37.0″ |
| 8 | 34º | 62.0º | 36.5″ |
| 9 | 39º | 62.5º | 36.0″ |
| PW | 44º | 63.0º | 35.5″ |
| GW | 49º | 63.0º | 35.25″ |



















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