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Posted
For all clubmakers out there...

When you use a Spine Finder, the shaft will roll to a position. Then you mark the top of the shaft. What do you call the top part of the shaft? Is it the spine?
Whats in my Golf Bag:
Driver: Nike Sumo 5000
5 Wood: Mizuno MP-001
Iron: Mizuno MX-950 5-PW
Wedge: Cobra FP 60 degrePutter: Odyssey 2-BallBall: Yellow balls

Posted
there is a bit of confusion out there as to what a "spine" is. the spine is defined as the plane that is least resistant to bending. when you load the shaft in a spine finder, it will rotate the the position that it is most comfortable bending in. this plane is called the NBP or natural bending plane. The spine is the plane that when loaded, the shaft won't return to the NBP. It will be 90 degrees from your NBP. at least that is how i've always understood it. if anyone else wants to correct me, feel free

in my bag:

Driver: '08 Cobra F Speed LD 10.5 w/UST Proforce V2 Tour Flight stiff

Fairway: Adams Speedline Fast10 3-wood w/Aldila Wasabi stiff
Hybrid: Nickent 3dx 3H
Irons: Nike CCI forged 4-pw Wedges: Nike Victory Red 52 56 60 Putter: Rife Mr. Beasley Balls: Bridgestone B330-RX Tees: epoch


Posted
there is a bit of confusion out there as to what a "spine" is. the spine is defined as the plane that is least resistant to bending. when you load the shaft in a spine finder, it will rotate the the position that it is most comfortable bending in. this plane is called the NBP or natural bending plane. The spine is the plane that when loaded, the shaft won't return to the NBP. It will be 90 degrees from your NBP. at least that is how i've always understood it. if anyone else wants to correct me, feel free

Nope, you pretty much hit the nail right on the head.

:tmade: R15 14* Matrix Black Tie 7m3

:adams: Speedline Super S 3w & 5w Matrix Radix HD S VI

:callaway: X-12 4-PW Memphis 10

IONNOVEX  Type S GDT 50*, 54* & 62* Mitsubishi Rayon Kuro Kage Black 80ir

:odyssey: Tri-Ball SRT

-Landon


  • 4 weeks later...
Posted
OK... So you put your shaft in a spine finder and you roll it and it will find its position, (12:00) and you mark your shat.
Now you install it in your club. With 12:00 being parallel with the club face, witch position does the line on the shaft point.
12:00, 9:00 or 3:00

Posted
Normally, it (is suggested that the neutral bend point) would be installed at the 9:00 or 3:00. The real point to doing this is to make sure the shafts are all installed in the same orientation to ensure consistency across the entire set. I have been doing a lot of research into this myself, as I am planning on making my own set of Maltby's in the very near future.


**edited for simplification**

Posted
So it is correct that when you use a spine finder, you are actully locating the NBP? and at that point it should be installed in 9/3 poistion?

Note: This thread is 5901 days old. We appreciate that you found this thread instead of starting a new one, but if you plan to post here please make sure it's still relevant. If not, please start a new topic. Thank you!

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