UST Mamiya LIN-Q M40X Blue
UST Mamiya LIN-Q M40X Blue (2021) is a graphite driver shaft. It launches mid-height with low spin. It weighs 64 to 76 g, comes in R, S and X, has a mid kick point and 4.1 to 4.9 degrees of torque. It is rated for swing speeds of 80 to 115 mph. It listed at $300 when it launched in 2021. It has been discontinued, so it is mostly a used-club buy now.
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UST Mamiya LIN-Q M40X Blue specs
Specs come from the FitMySwing catalog. Ratings out of 10 are our own.
| Brand | UST Mamiya |
|---|---|
| Model year | 2021 |
| Status | Discontinued |
| Approx. launch price | $300 |
| Material | Graphite |
| Weight | 64 to 76 g |
| Flex options | R, S, X |
| Kick point | Mid |
| Torque | 4.1 to 4.9° |
| Launch | Mid |
| Spin | Low |
| Feel | Medium |
| Swing speed range | 80 to 115 mph |
| Profile | Smooth mid-launch LIN-Q profile with M40X stability. |
No longer made: look for it used.
- Check the return policy before you buy.
- Ask for photos of the face, crown and sole.
- Fake heads and shafts exist. Be wary of prices far below the others and of sellers you do not know.
- Shops that grade condition, like 2nd Swing and GlobalGolf, make returns easier.
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Where these specs come from
Verified. Two or more separate pages show this model exists, and its specs were read from a source page.
Specs read from ustmamiya.com
Model confirmed on drivingrangeheroes.com, golfwrx.com, ustmamiya.com
Where the fit profile comes from
3 of 5 fit values come from UST Mamiya or a published rule. The rest are our own ratings.
| Launch | mid | UST Mamiya says “LIN-Q M40X Blue is designed for the golfer seeking a mid-launch and low spin.” |
|---|---|---|
| Spin | low | UST Mamiya says “LIN-Q M40X Blue is designed for the golfer seeking a mid-launch and low spin.” |
| Kick point | mid | Our rating |
| Swing speed, lower end | 80 | UST Mamiya says “R 80-95 200-240” |
| Swing speed, upper end | 115 | Our rating |
Who the UST Mamiya LIN-Q M40X Blue suits
- Golfers who swing between 80 and 115 mph.
- A mid kick point sits in the middle for launch.
- It is discontinued. Check the condition before you pay, and compare used prices.
Similar to the UST Mamiya LIN-Q M40X Blue
Picked from the catalog for a similar player and similar numbers, from more than one brand.
- Aldila ROGUE ∞Aldila2025 · $245 · 75 to 125 mph
- Fujikura Speeder NX GoldFujikura2025 · $400 · 85 to 115 mph
- Graphite Design Tour AD GCGraphite Design2024 · $380 · 80 to 120 mph
- Graphite Design Tour AD EKGraphite Design2026 · $500 · 75 to 120 mph
UST Mamiya LIN-Q M40X Blue: common questions
Who is the UST Mamiya LIN-Q M40X Blue for?
Golfers who swing between 80 and 115 mph. A mid kick point sits in the middle for launch.
How much does the UST Mamiya LIN-Q M40X Blue cost?
It listed at about $300 at launch in 2021. It has been discontinued, so the price you pay now depends on the used market.
What flexes does the UST Mamiya LIN-Q M40X Blue come in?
It comes in R, S and X. It is rated for swing speeds of 80 to 115 mph.
What are alternatives to the UST Mamiya LIN-Q M40X Blue?
Similar driver shafts in our catalog include the Aldila ROGUE ∞ (2025), the Fujikura Speeder NX Gold (2025), the Graphite Design Tour AD GC (2024) and the Graphite Design Tour AD EK (2026).
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