Project X Red .355 6.0 S Iron Shaft Specs

The Project X Red .355 6.0 S sits near the typical steel iron-shaft weight range at 3.88 oz (110 g), with 2.5° torque sitting near the middle of the group. Its mid-high launch / mid spin flight profile and stable / control-oriented character make it best suited to medium or medium-fast tempos.
Iron shaft specifications
Project X · Red .355 6.0 S · Iron Shaft
Material: SteelFlex: 6.0 SWeight class: Midweight (100-119.9 g)Flight: Mid-high launch / Mid spinTip: Taper tip
3.88 ozWeight
2.5°Torque
6.0 SFlex
Mid-HighLaunch
Material-matched benchmarks

How this shaft compares

Numeric comparisons use steel iron shafts in this database.

Weight

Typical

3.88 oz
Low2.42 oz
This model3.88 oz
Average3.88 oz
High4.94 oz

Weight is typical among steel iron shafts in this database.

Torque

Typical

2.5°
Low1.4°
This model2.5°
Average2.25°
High

Torque is typical among steel iron shafts with published numeric torque.

Balance point

Very low

51.5%
Low50.3%
This model51.5%
Average51.5%
High52.4%

Balance point is very low among comparable steel iron shafts.

At a glance

Shaft profile

MaterialSteel
TipTaper tip
LaunchMid-High
SpinMid
StabilityStable / control-oriented
Tempo fitBest suited to medium or medium-fast tempos
Overview

Model information

Manufacturer Project X
Model Red .355 6.0 S
Category Iron Shaft
Catalog year 2026
SKU / code TT0106
MPF rating 4B2H
Full specifications

Technical details

Weight & flex

Weight3.88 oz (110 g)
Weight classMidweight (100-119.9 g)
Flex6.0 S
Torque2.5°
Bend pointmid
Kick pointMid
Tip stiffnessmedium
Tip flexmedium
Butt flexmedium
Balance point51.5%

Build & dimensions

MaterialSteel
Tip typeTaper tip
Tip diameter0.355 in (9 mm)
Butt diameter0.6 in (15.2 mm)
Shaft lengthVaries by club
Length range41.0-37.0 (derived discrete set) in (104.1-94 (derived discrete set) cm)
Parallel tip lengthN/A — taper-tip design
Club rangeIron set, typically 2i/3i-PW
FinishChrome / polished steel (family-based)

Flight & feel

LaunchMid-High
SpinMid
Trajectory / spin profileMid-high launch / Mid spin
Stability profileStable / control-oriented
Launch assistanceModerate launch assistance
Feel profileCrisp steel feedback, stable through impact
Relative weight positionTypical for steel iron shafts
Relative torque positionTypical for steel iron shafts

Player fit

Tempo fitBest suited to medium or medium-fast tempos
Transition fitSuited to moderate-to-firm transitions
Control vs speed biasSlightly speed biased
Long-iron playabilityGood long-iron playability
Short-iron controlGood short-iron control
Likely swing-speed fitModerate iron swings
Target playerPlayers seeking easier launch, added height and a smoother loading profile
Golfer fit summarySlightly speed biased; best suited to medium or medium-fast tempos; mid-high launch / mid spin.

Ernie

Ernie loves documenting interesting facts about golf.

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