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TOL ±0.5° EST. 2016 GREENVILLE, SC
Flex Gauge Golf Shaft Flex Profiling Studio
Field Notes

Field Notes From the Bay

Short, practical write-ups on the flex questions we field most often at the deflection board.

How to Read a Flex Gauge Printout

What each line on our spec ticket actually means, from tip deflection to recommended flex band, so the numbers make sense before your session even starts.

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Tempo-Loaded Swings and Shaft Choice

Why two golfers with identical swing speeds can need noticeably different shaft profiles once transition timing enters the picture.

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Kick Point and Ball Flight, Decoded

How a shaft's bend location changes launch angle independent of flex, and why "high kick" and "low kick" get misused in casual fitting talk.

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Frequency Matching Explained

A different calibration technique from deflection testing, and why some fitters use both together when building a set from scratch.

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Deflection Board Testing, Explained

A behind-the-scenes look at the instrument this bay is built around, and why it catches mismatches a flex letter can't.

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Shaft Spine Alignment: Fact vs. Myth

What spine alignment claims to fix, what the evidence actually supports, and where we draw the line in our own build process.

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Put This to Work on Your Own Bag

Reading about flex testing is a start — seeing your own deflection numbers printed out is where it actually clicks.