Callaway Quantum Max OS irons, graphite
Callaway Quantum Max OS irons, graphite
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Callaway Quantum Max OS Men's Irons — Graphite
The Callaway Quantum Max OS are super game improvement irons in an oversized shape, engineered to deliver maximum confidence at address, a higher launch, and the greatest forgiveness on off-centre strikes in the entire Quantum range. The goal is straightforward: make cleaner contact across the face, maintain consistent carry distances, and improve shot-to-shot consistency — round after round.
Key Features
- Oversized, Confidence-Inspiring Head Shape — larger profile inspires confidence at address and promotes maximum launch and forgiveness.
- Ball Speed + Consistent Carry — the entire design concept focuses on fast ball speed and stable distances throughout the set.
- Modern 360° Undercut Cavity — two-piece construction with prominent perimeter weighting and a fully open undercut for higher launch and more forgiveness across the face.
- Progressive Tri-Sole Design — sole geometry progresses from long irons to wedges for cleaner turf interaction and consistent contact on all lie conditions.
- Next Generation Ai-Optimized Face Design — AI-shaped face based on real-world impact data expands the sweet spot for more consistent launch, spin, and direction.
- Urethane Microspheres — dampen unwanted vibrations for a softer, forged-like feel and improved sound at impact.
- Available in Right Hand & Left Hand — full set configuration options from individual irons to multi-iron sets.
- Multiple Shaft & Flex Options — graphite shafts available in R2 (light), Regular, and Stiff flex to suit a wide range of swing speeds.
Technology in Detail
Oversized, Confidence-Inspiring Head Shape
The Quantum Max OS head has been purpose-built in a larger, oversized format that sits reassuringly behind the ball at address. Callaway has specifically engineered this shape to promote a higher launch angle and deliver the maximum level of forgiveness available within the Quantum iron range.
The larger head silhouette helps golfers feel more at ease over the ball, encouraging a smoother, more committed swing. Whether you are a mid-handicapper looking to improve consistency or a higher-handicap player seeking extra help, the oversized shape is designed to help you find the centre of the face more often.
Ball Speed & Consistent Carry
The entire engineering philosophy behind the Quantum Max OS is focused on generating fast ball speed and maintaining stable carry distances from the 4-iron through to the sand wedge. Every design choice — from the face architecture to the weight distribution — is made with the goal of producing repeatable, predictable yardages.
Consistent carry distances give golfers the confidence to commit to a club selection and execute without doubt. The Quantum Max OS delivers this by combining a fast face with efficient energy transfer on both centred and off-centre impacts.
Modern 360° Undercut Cavity
The Quantum Max OS features a modern two-piece construction with a pronounced perimeter weighting system and a fully open 360° undercut cavity. This engineering approach redistributes mass to the perimeter of the head, dramatically increasing the moment of inertia (MOI) and expanding the effective sweet spot across the entire face.
The fully open undercut allows the face to flex more at impact — particularly on strikes away from the ideal centre — producing higher ball speeds, a higher launch angle, and more consistent forgiveness. This is one of the primary technologies that separates the Quantum Max OS from standard game improvement irons.
Progressive Tri-Sole Design
The sole geometry on the Quantum Max OS irons is not uniform throughout the set — it is progressively tuned from the long irons through to the wedges. This Progressive Tri-Sole Design ensures that each iron in the set interacts with the turf in the most efficient way for that particular club's role and typical swing path at that length.
Long irons have a sole geometry that promotes a shallower angle of attack and smoother turf entry, while the shorter irons and wedges are tuned for steeper, more descending strikes. The result is a cleaner, more consistent ball-first contact even on difficult lies or tight fairway lies, improving both distance and directional control.
Next Generation Ai-Optimized Face Design
Callaway's Next Generation Ai-Optimized Face Design uses artificial intelligence to analyse millions of real-world impact data points and create a face shape that no human engineer could design manually. The AI modelling identifies how golfers actually strike the ball across different areas of the face and uses that data to optimise the thickness, curvature, and geometry of the face in each zone.
The result is an expanded sweet spot that produces higher and more consistent ball speeds, a more stable launch angle, controlled spin, and tighter shot dispersion — even on mishits toward the toe, heel, or high on the face. For game improvement golfers, this technology is transformative in delivering more predictable outcomes on every swing.
Urethane Microspheres
Strategically placed Urethane Microspheres are injected into the head construction of the Quantum Max OS irons to absorb and dampen unwanted vibrations at the moment of impact. Standard game improvement irons can produce a harsh, clicky sound and feel, which can be off-putting and mask feedback from the shot.
The Urethane Microspheres solve this by filtering out the high-frequency vibrations that create harshness, while preserving the meaningful low-frequency feedback that tells you about the quality of your strike. The result is a softer, more premium, almost forged-like feel and sound — delivering the performance of a high-forgiveness cavity back iron with the sensory experience of a tour-level blade.
Shaft Options
Mitsubishi Chemical Vanquish 50 — Graphite shaft, R2 / A-flex (light, 50 g). Designed for golfers with a slower swing speed who need maximum assistance generating clubhead speed and achieving a higher launch angle.
True Temper (Project X) Denali Frost Silver — Graphite shaft available in Regular (60 g) and Stiff (70 g). A versatile, mid-weight graphite option offering a smooth, controlled feel with consistent energy transfer across a broader swing speed range.
Grip
Lamkin Crossline 360 grip — a classic, all-conditions grip with a 360° surface texture pattern for consistent traction and feel in all weather conditions.
Specifications
| 4 | 5 | 6 | 7 | 8 | 9 | PW | AW | GW | SW | |
|---|---|---|---|---|---|---|---|---|---|---|
| Loft | 19° | 22° | 25° | 29° | 33° | 37° | 42° | 47° | 51° | 55° |
| HL (custom) | 21° | 24° | 27° | 31° | 35° | 39° | 44° | 49° | 53° | 57° |
| Lie | 60.375° | 61° | 61.625° | 62.25° | 62.875° | 63.5° | 63.75° | 64° | 64° | 64° |
| Length | 39.125" | 38.5" | 37.875" | 37.25" | 36.625" | 36" | 35.75" | 35.5" | 35.5" | 35.25" |
| Offset (mm) | 6.35 | 5.89 | 5.41 | 4.80 | 4.19 | 3.56 | 2.79 | 2.21 | 1.65 | 1.12 |
| Hand | RH / LH | RH / LH | RH / LH | RH / LH | RH / LH | RH / LH | RH / LH | RH / LH | RH / LH | RH / LH |
RH = Right Hand, LH = Left Hand.
Product variants

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: 4 železoShaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N700469I1006
- EAN: 197193836209
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: 4 železoShaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N700486P2006
- EAN: 197193836407
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: 5 železoShaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N700569I1006
- EAN: 197193836223
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: 5 železoShaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N700586P2006
- EAN: 197193836421
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: 5P (6 želez)Shaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N705069I1006
- EAN: 197193839873
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: 5P (6 želez)Shaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N705086P2006
- EAN: 197193839958
-
In stock 2 pcs

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: 5PS (7 želez)Shaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N704886P2006
- EAN: 197193839996
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: 6 železoShaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N700669I1006
- EAN: 197193836247
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: 6 železoShaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N700686P2006
- EAN: 197193836445
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: 6P (5 želez)Shaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N706586P2006
- EAN: 197193840015
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: 6PA (6 želez)Shaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N706769I1006
- EAN: 197193839910
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: 7 železoShaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N700769I1006
- EAN: 197193836261
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: 7 železoShaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N700786P2006
- EAN: 197193836469
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: 8 železoShaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N700869I1006
- EAN: 197193836285
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: 8 železoShaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N700886P2006
- EAN: 197193836483
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: 9 železoShaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N700969I1006
- EAN: 197193836308
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: 9 železoShaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N700986P2006
- EAN: 197193836506
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: AW (Approach wedge)Shaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N702169I1006
- EAN: 197193836346
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: AW (Approach wedge)Shaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N702186P2006
- EAN: 197193836544
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: GW (Gap wedge)Shaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N702269I1006
- EAN: 197193836360
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: GW (Gap wedge)Shaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N702286P2006
- EAN: 197193836568
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: PW (Pitching wedge)Shaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N702069I1006
- EAN: 197193836322
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: PW (Pitching wedge)Shaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N702086P2006
- EAN: 197193836520
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: SW (Sand wedge)Shaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N702369I1006
- EAN: 197193836384
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: levéVariant / Configuration: SW (Sand wedge)Shaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N702386P2006
- EAN: 197193836582
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 4 železoShaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N600469I1006
- EAN: 197193835202
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 4 železoShaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N600486P2006
- EAN: 197193835400
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 4 železoShaft Material: grafitFlex: StiffShaft: True Temper Denali Frost Silver
- Code: 4N600486Q3006
- EAN: 197193835608
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 5 železoShaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N600569I1006
- EAN: 197193835226
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 5 železoShaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N600586P2006
- EAN: 197193835424
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 5P (6 želez)Shaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N605069I1006
- EAN: 197193839194
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 5P (6 želez)Shaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N605086P2006
- EAN: 197193839330
-
In stock 2 pcs

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 5P (6 želez)Shaft Material: grafitFlex: StiffShaft: True Temper Denali Frost Silver
- Code: 4N605086Q3006
- EAN: 197193839491
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 5PS (7 želez)Shaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N604869I1006
- EAN: 197193839231
-
In stock 1 pcs

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 5PS (7 želez)Shaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N604886P2006
- EAN: 197193839378
-
In stock 1 pcs

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 6 železoShaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N600669I1006
- EAN: 197193835240
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 6 železoShaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N600686P2006
- EAN: 197193835448
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 6P (5 želez)Shaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N606569I1006
- EAN: 197193839255
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 6P (5 želez)Shaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N606586P2006
- EAN: 197193839392
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 6PA (6 želez)Shaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N606769I1006
- EAN: 197193839279
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 6PS (6 želez)Shaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N602969I1006
- EAN: 197193839293
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 7 železoShaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N600769I1006
- EAN: 197193835264
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 7 železoShaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N600786P2006
- EAN: 197193835462
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 8 železoShaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N600869I1006
- EAN: 197193835288
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 8 železoShaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N600886P2006
- EAN: 197193835486
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 9 železoShaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N600969I1006
- EAN: 197193835301
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: 9 železoShaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N600986P2006
- EAN: 197193835509
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: AW (Approach wedge)Shaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N602169I1006
- EAN: 197193835349
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: AW (Approach wedge)Shaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N602186P2006
- EAN: 197193835547
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: AW (Approach wedge)Shaft Material: grafitFlex: StiffShaft: True Temper Denali Frost Silver
- Code: 4N602186Q3006
- EAN: 197193835745
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: GW (Gap wedge)Shaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N602269I1006
- EAN: 197193835363
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: GW (Gap wedge)Shaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N602286P2006
- EAN: 197193835561
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: GW (Gap wedge)Shaft Material: grafitFlex: StiffShaft: True Temper Denali Frost Silver
- Code: 4N602286Q3006
- EAN: 197193835769
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: PW (Pitching wedge)Shaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N602069I1006
- EAN: 197193835325
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: PW (Pitching wedge)Shaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N602086P2006
- EAN: 197193835523
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: SW (Sand wedge)Shaft Material: grafitFlex: R2 (A-flex, light)Shaft: Mitsubishi Chemical Vanquish
- Code: 4N602369I1006
- EAN: 197193835387
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: SW (Sand wedge)Shaft Material: grafitFlex: RegularShaft: True Temper Denali Frost Silver
- Code: 4N602386P2006
- EAN: 197193835585
-
Usually 14 days

- Callaway Quantum Max OS irons, graphite
-
Intended Use: pánskéGrip: pravéVariant / Configuration: SW (Sand wedge)Shaft Material: grafitFlex: StiffShaft: True Temper Denali Frost Silver
- Code: 4N602386Q3006
- EAN: 197193835783
-
Usually 14 days
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