The KBS TD 40 Senior / Cat 1 wood shaft weighs 1.62 oz (46 g) with 5.2° torque and is tuned for a high launch / mid spin flight. For this particular weight/flex combination, it sits at the lightest end of its weight range and the highest-torque end. Choose this variant when stability, control and a more substantial feel matter more than easy speed.
Wood shaft specifications
KBS · TD 40 Senior / Cat 1 · Wood Shaft
Material: GraphiteFlex: Senior / Cat 1Weight class: Lightweight (45-54.9 g)Flight: High launch / Mid spinUse: Driver / fairway wood
1.62 ozWeight
5.2°Torque
Senior / Cat 1Flex
highLaunch
Wood-shaft benchmarks
How this shaft compares
Numeric comparisons use wood shafts in this database.
Weight
Very low
1.62 oz
Weight is very low among wood shafts in this database.
Torque
Very high
5.2°
Torque is very high among wood shafts in this database.
At a glance
Shaft profile
Launchhigh
StabilityResponsive / easier-loading
TempoSmooth to moderate tempos
UseDriver / fairway wood
BiasSpeed / launch biased
Overview
Model information
| Manufacturer | KBS |
|---|---|
| Model | TD 40 Senior / Cat 1 |
| Category | Wood Shaft |
| Primary use | Driver / fairway wood |
| Catalog year | 2026 |
| SKU / code | FS0065 |
| MPF rating | 2D3S |
Full specifications
Technical details
Weight & flex
Weight1.62 oz (46 g)
Weight classLightweight (45-54.9 g)
FlexSenior / Cat 1
Torque5.2°
Bend pointlow
Kick pointLow
Tip stiffnesssoft
Build & dimensions
MaterialGraphite
Tip diameter0.335 in (8.5 mm)
Driver tip trim0 in
Flight & feel
Launchhigh
Trajectory / spinHigh launch / Mid spin
StabilityResponsive / easier-loading
Launch assistanceHigh launch assistance
FeelResponsive graphite feel with easier loading
Relative weightVery low among wood shafts
Relative torqueVery high among wood shafts
Player fit
Tempo fitSmooth to moderate tempos
Transition fitSmooth to moderate transitions
Speed vs controlSpeed / launch biased
Driver playabilityEasy-speed driver profile
Fairway-wood playabilityStrong fairway-wood crossover
Golfer fit summarySpeed / launch biased; smooth to moderate tempos; high 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 lineKBS TD
Position in lineuplightest end; softest listed flex; high launch / mid spin
Closest-version comparisonThis version sits at the lightest end of the range and on the highest-torque end. It is lighter than TD 40 Regular / Cat 2.
Why choose this variantChoose this variant when stability, control and a more substantial feel matter more than easy speed.