The Mitsubishi Chemical Tensei 1K Pro Blue 50 X-Stiff wood shaft weighs 1.94 oz (55 g) with 4.8° torque and is tuned for a mid launch / mid spin flight. Looking at the surrounding models, it sits at the lighter side of its weight range and the higher-torque side. Choose this variant when stability, control and a more substantial feel matter more than easy speed.
Wood shaft specifications
Mitsubishi Chemical · Tensei 1K Pro Blue 50 X-Stiff · Wood Shaft
Material: GraphiteFlex: X-StiffWeight class: Mid-light (55-64.9 g)Flight: Mid launch / Mid spinUse: Driver / fairway wood
1.94 ozWeight
4.8°Torque
X-StiffFlex
MidLaunch
Wood-shaft benchmarks
How this shaft compares
Numeric comparisons use wood shafts in this database.
Weight
Below average
1.94 oz
Weight is below average among wood shafts in this database.
Torque
Above average
4.8°
Torque is above average among wood shafts in this database.
At a glance
Shaft profile
LaunchMid
SpinMid
StabilityBalanced stability
TempoMedium-fast to fast tempos
UseDriver / fairway wood
BiasSlightly speed biased
Overview
Model information
| Manufacturer | Mitsubishi Chemical |
|---|---|
| Model | Tensei 1K Pro Blue 50 X-Stiff |
| Category | Wood Shaft |
| Primary use | Driver / fairway wood |
| Catalog year | 2026 |
| SKU / code | Manufacturer |
Full specifications
Technical details
Weight & flex
Weight1.94 oz (55 g)
Weight classMid-light (55-64.9 g)
FlexX-Stiff
Torque4.8°
Bend pointMid
Kick pointMid
Build & dimensions
MaterialGraphite
Tip diameter0.335 in (8.5 mm)
Butt diameter0.634 in (16.1 mm)
Raw length46 in (116.8 cm)
Parallel tip length3 in (7.6 cm)
Driver tip trim0 in
3-wood tip trim0.5 in
5-wood tip trim0.75 in
CounterbalancedNo
Technology1K carbon + Xlink Resin
Flight & feel
LaunchMid
SpinMid
Trajectory / spinMid launch / Mid spin
StabilityBalanced stability
Launch assistanceNeutral launch
FeelResponsive graphite feel with easier loading
Relative weightBelow average among wood shafts
Relative torqueAbove average among wood shafts
Player fit
Tempo fitMedium-fast to fast tempos
Transition fitFirm to aggressive transitions
Speed vs controlSlightly speed biased
Driver playabilityBalanced driver profile
Fairway-wood playabilityStrong fairway-wood crossover
Target playerPlayers seeking neutral mid launch and spin
Golfer fit summarySlightly speed biased; medium-fast to fast tempos; mid launch / mid spin.
Related variants
How this version fits the lineup
Sibling comparisons use models from the same product line in this database.
Variant context
Product lineMitsubishi TENSEI 1K Pro Blue
Position in lineuplighter side; middle flex range; mid launch / mid spin
Closest-version comparisonThis version sits at the lighter side of the range and on the higher-torque side. It is heavier than Tensei 1K Pro Blue 50 Stiff and lighter than Tensei 1K Pro Blue 50 Tour X.
Why choose this variantChoose this variant when stability, control and a more substantial feel matter more than easy speed.