The KBS C-Taper Black Limited Edition .355 X-Stiff sits at the heavy end of steel iron shafts at 4.59 oz (130 g), with 2.5° torque sitting near the middle of the group. Its low launch / low spin flight profile and very stable / low-twist character make it best suited to medium-fast or fast tempos.
Iron shaft specifications
KBS · C-Taper Black Limited Edition .355 X-Stiff · Iron Shaft
Material: SteelFlex: X-StiffWeight class: Tour-heavy (120+ g)Flight: Low launch / Low spinTip: Taper tip
4.59 ozWeight
2.5°Torque
X-StiffFlex
LowLaunch
Material-matched benchmarks
How this shaft compares
Numeric comparisons use steel iron shafts in this database.
Weight
Very high
4.59 oz
Weight is very high among steel iron shafts in this database.
Torque
Typical
2.5°
Torque is typical among steel iron shafts with published numeric torque.
Balance point
Very low
51.5%
Balance point is very low among comparable steel iron shafts.
At a glance
Shaft profile
MaterialSteel
TipTaper tip
LaunchLow
SpinLow
StabilityVery stable / low-twist
Tempo fitBest suited to medium-fast or fast tempos
Overview
Model information
| Manufacturer | KBS |
|---|---|
| Model | C-Taper Black Limited Edition .355 X-Stiff |
| Category | Iron Shaft |
| Catalog year | 2026 |
| SKU / code | Not published |
| MPF rating | 5C1H |
Full specifications
Technical details
Weight & flex
Weight4.59 oz (130 g)
Weight classTour-heavy (120+ g)
FlexX-Stiff
Torque2.5°
Bend pointhigh
Kick pointHigh
Tip stiffnessfirm
Tip flexfirm
Butt flexfirm
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 range37.5-41 in (95.2-104.1 cm)
Parallel tip lengthN/A — taper-tip design
Club range2i-9i, PW, SW
FinishBlack
Flight & feel
LaunchLow
SpinLow
Trajectory / spin profileLow launch / Low spin
Stability profileVery stable / low-twist
Launch assistanceTrajectory-control biased; limited launch assistance
Feel profileCrisp steel feedback, very firm/stable through impact, substantial tour-weight feel
Relative weight positionVery high for steel iron shafts
Relative torque positionTorque is not normally published for this steel model
Player fit
Tempo fitBest suited to medium-fast or fast tempos
Transition fitHandles aggressive transitions well
Control vs speed biasControl / consistency biased
Long-iron playabilityDemanding in long irons; better for stronger ball-strikers
Short-iron controlStrong short-iron and wedge control bias
Likely swing-speed fitFaster iron swings / stronger players
Target playerPlayers seeking low launch, low spin and a limited black finish
Golfer fit summaryControl / consistency biased; best suited to medium-fast or fast tempos; low launch / low spin.