The Mizuno MP-18 SC irons lie angles run from 59°–63.5°. The model’s lie progression spans 4.5° with lie steps of 0.5°–1°.
Irons • Released 2017
MP-18 SC lie-angle fingerprint
What stands out about the MP-18 SC lie setup?
The MP-18 SC moves from 59° in the 3-iron to 63.5° in the PW, a total lie progression of 4.5°.
The biggest single lie step is 1° between the 3-iron and 4-iron. Elsewhere the progression tightens to as little as 0.5°.
For fitting, the 7-iron at 61.5° is the most useful mid-set reference before checking the rest of the set.
Because this is an iron set, the same lie error does not affect every club equally: the higher-loft short irons create more face-direction change than the lower-loft long irons.
This model’s lie changes should be made with a loft-and-lie machine, not by hand.
Factory lie angle chart
| Club | Lie | Step | Progression |
|---|---|---|---|
| 3-iron | 59° | — | Starting lie |
| 4-iron | 60° | +1° | Larger step |
| 5-iron | 60.5° | +0.5° | Typical step |
| 6-iron | 61° | +0.5° | Typical step |
| 7-iron | 61.5° | +0.5° | Typical step |
| 8-iron | 62° | +0.5° | Typical step |
| 9-iron | 62.5° | +0.5° | Typical step |
| PW | 63.5° | +1° | Larger step |
Lie progression by club
MP-18 SC directional effect from a 1° lie error
Where to focus your dynamic lie test on the MP-18 SC
Use 7-iron at 61.5° as the baseline because it gives a representative mid-set delivery check.
PW (46° loft), 9-iron (42° loft), 8-iron (38° loft). Their higher loft makes the same lie error more directionally visible.
3-iron (21° loft), 4-iron (24° loft). Use them to confirm the fit still works through the long end of the set.
Dynamic lie test for the Mizuno MP-18 SC 7-iron
Test only if the fitter confirms the head is safe to bend. Look for improved centre contact and a start line that moves back toward target.
Hit this first. Record strike, start direction and the vertical marker-line result before changing anything.
Use only when dynamic evidence points flatter. Re-test the same ball position and swing intent.
How to verify the MP-18 SC dynamically
Use a vertical marker line on the ball and compare several centred strikes; do not fit from one shot.
Only act when the line reading, centred strike pattern and start direction point the same way.
Should the Mizuno MP-18 SC be more upright or flatter?
Test more upright when…
- Toe is consistently down at impact
- Centred shots start right despite stable face/path
- Toe-side turf contact repeats across good swings
Test flatter when…
- Heel is consistently down at impact
- Centred shots start left despite stable face/path
- Heel-side turf contact repeats across good swings
Do not change lie just because…
- Strike pattern is inconsistent
- You are fitting from height / wrist-to-floor alone
- The real issue is face angle, path or an incorrect playing length
Can the Mizuno MP-18 SC lie angle be adjusted?
This is in a forged / forge-friendly family, which is generally more suitable for professional bending. The fitter should measure current lie, inspect the hosel, bend in small increments and re-measure. Historical heads need extra caution because age and previous bending history matter.
Why shaft length can change the lie fit
Playing length changes posture, hand height and delivery, so the same static lie can fit differently after a length change. Re-test dynamic lie after changing playing length rather than automatically adding or subtracting a fixed number of lie degrees.
Static lie is only the starting specification. Dynamic lie changes with delivery, shaft deflection, playing length and setup. Mizuno states that iron lie adjustment varies by model and material, while drivers and fairway woods are not bent for loft or lie. Before bending a club or rotating an indexed hosel, confirm the instructions for your exact model with Mizuno or a qualified fitter. Mizuno custom specifications.