🔴 Metal in middle of Revo shaft --- real or not? 🟢

Paul_#_

AzB Gold Member
Gold Member
See below for AZers posts including mine that Revo has a piece of metal near the middle of its shaft. And that a magnet could find it.

I used a magnet on my Christmas-gift Revo and can't find it. I don't think there is piece of metal near the middle of the shaft.

August 2018 to October 2024 posts. Here is a 2018 post:
I'm also interested in what the modifications were made to the shaft that have invalidated the warranty. I'd also like to know the approximate distance along the shaft the failure occurred, because someone on Facebook who cut open a broken Revo shaft found there is a metal plug about 15" from the tip. (I assume it is there to both add some weight and balance the mass of shaft although Predator make no mention of it on their website.)

March-April 2020 posts:
ou don't want to.
The front end has to be light for deflection purposes .
That's why Revo's added weight is about a foot from the joint.
I used a magnet to locate it.

December 2022 to February 2023 posts:
They put some type of steel bolt in the middle of a Revo to add weight to it.

Take a magnet, hold it around the middle of a Revo shaft and voila! - you’ll be surprised.

February 2023 posts:

I've heard predator has a metal weight in the revo,

What I meant is that the position of the weight might be good for some and not for others. I don't believe it's adjustable but I don't own one, just know someone said you can find it by running a magnet down the shaft.

December 20, 2024 post:
Does a player mind that hunk of metal that sits inside a Revo?

My October 2024 posts:
I contributed to this mistake because I figured the picture below showed metal in middle of shaft. I thought the Revo pieces were lined up as they appeared in a Revo shaft. I think now he just placed the pieces randomly. The portion with the missing metal piece is what is left of the joint!


2018 photos of metal screw in Revo shaft about 15" from tip????? Above-quoted poster AuntyDan probably was referring to cue maker Tim Monk's photos. See first photo of the indentation left from screw that may have been placed there during manufacture for balance and weight in shaft. Find Monk's photos on Facebook's Billiards Info/Discussion Group. They may be available there at https://www.facebook.com/groups/1531228417160207/search/?q=revo shaft . One figure below is from Predator of its Revo shaft.

My rough estimate shows the Revo-shaft screw more like 23 inches from cue tip and not the 15 inches posted in 2018 (presuming this was a 29" shaft). T
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I have multiple Revos, most purchased this year, definitely has metal in them maybe 1/3 the way up from the joint or so. Fridge magnet works to find it in my experience, but magnet needs to be sufficiently strong.
 
I have multiple Revos, most purchased this year, definitely has metal in them maybe 1/3 the way up from the joint or so. Fridge magnet works to find it in my experience, but magnet needs to be sufficiently strong.
My bad. One magnet found nothing. A stronger one, a neodymium 8-mm thick x 35-mm square magnet, found metal at 16.5" to 19" from the joint. The Revo is 29", 11.8mm, 4.2-ounces and balances 11" from joint end.
 
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Well I am glad I read, a tiny bit, this thread. I was about to take my Revo shaft to an MRI with me, but now knowing it may, or may not, have a metal something inside it saved my life. What a relief.
 
Longoni's metal. See youtube video on Neils channel today.

YouTube video of conversation between Neils Feiljen and Longoni employee Pierluigi Longoni about Longoni's Luna Nera carbon graphite shaft. At 6 minutes 50 seconds,

Longoni: So we have to apply a technique to make it the right way for a pool player like you and we use a ballast. Try to use this magnet on the Luna Nera.

Neils: Anywhere? - Anywhere. Try. At a certain point... Oh!
(Niels laughing)
- Check this out guys.
There's a piece of metal in there.


Longoni: This ballast made of metal and double black linen is a position in a certain point of the shaft as a counterweight to create the right balance point for your game.
Otherwise the shaft will be unusable. And to fix it, we use a very special glue because graphite requires special glue and then we fill it up with a special resin to block it totally and to absorb any type of vibration.
'Cause if it starts moving, you get a certain tick in the shaft potentially.
Yeah, potentially.
That's what you don't want, that's a risk.
So with that sealant and then special glue, you cannot move it.
You have to break the shaft to take it out
.


Longoni Luna shaft w. metal.jpg



 
Photo of metal bolt in Revo 13 inches from tip. From 2019 AZBilliard post #26 by Mr. Bca8ball:


Also, see photos of Cuetec Cynergy and Jacoby Black

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My first Revo I got a month after they released has metal in the mid shaft. I can stick my magnetic chalk to it. It’s the only shaft I’ve seen like that, not even my other Revo I got years later as a backup lol
 
My first Revo I got a month after they released has metal in the mid shaft. I can stick my magnetic chalk to it. It’s the only shaft I’ve seen like that, not even my other Revo I got years later as a backup lol
Try a more powerful magnet to find the metal. I used one magnet and found nothing. A Temu-bought neodynium magnet found metal in the Revo I bought last Christmas.

The Revo has changed over the years. Maybe a change to it made it harder to detect the metal with a magnet (different foam?).

Revo metal in .jpg
 
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