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Roller Bridge, Hole Diameter on Epi Dot Studio??


mushy

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Hi there im wanting to fit a roller bridge to my guitar, does anyone know the hole diameter for an Epiphone dot studio?? I cant get access to my guitar just now to measure and could do with ordering it today. The roller bridge options are B24 or B27.

 

Any help much appreciated!!

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Hi there im wanting to fit a roller bridge to my guitar' date=' does anyone know the hole diameter for an Epiphone dot studio?? I cant get access to my guitar just now to measure and could do with ordering it today. The roller bridge options are B24 or B27.

 

Any help much appreciated!![/quote']

 

B24/B27..Which roller bridge are you referring to? Does your Dot have the nashville style (M5 x .8 threads) or the ABR-1 style (M4 x.75) ? The hole diameter bushing could be different for those, but typically they should be 8mm.

The schaller roller bridge has M5 coarse studs and 0.278 (7-8mm) bushing diameter.

 

Some roller bridges such as the Stew-Mac/GFS locking roller bridge is M8 x 1.25 threads require a new bushing and actual diameter of the bushings themselves should be around 10mm-11mm. I used a 12mm forestner bit to drill out the holes on my homemade LP which uses the GFS locking roller bridge.

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Mushy. Tell me why you're putting a roller bridge on it if you don't have a trem. I thought about doing it myself but didn't see any advantage if I didn't have a trem.

 

On mine, it's better sustain (IMO) due to the massive 12mm bushings, better intonation adjustments,

and the strings tune a bit easier. I use the GFS/Stew-Mac locking roller bridge on mine.

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Well now you've piqued my interest again. Does StewMac have a roller bridge that would fit on Epi LPs? Anybody know?

 

I put the Stewmac roller bridge on my Dot. I did try it on my G-400 with Maestro, but I couldn't get it on. Worst case senario, you could always send it back. They are good a taking returns, you just have to pay shipping both ways - bummer.

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From the picture, these roller bridges come with the large bushings (Tone Pro style)

which are probably similar to the ones that mentioned Stew-Mac/GFS. Those are large bushings (10-11mm)

and probably won't fit on your Dot without enlarging the (8mm, I think, standar t-o-m)

holes. I'm not sure if this is something you want to undertake yourself, as the hole enlargement

for these larger bushings can be very tricky.

 

Schaller also makes a roller bridge that comes with M5 threads and the 8mm bushings..

a bit more expensive, but maybe less retrofit work.

 

 

However, if it's string breakage reduction that you are interested in, why not try

a set of Graph Tech string savers...these are replacement teflon impregnated individual

saddles that will work for your Epiphone at far less cost probably than trying to

retrofit a Wilkinson style roller bridge?

 

here's the link to these..

http://www.guitarpartsresource.com/saddles_graphtechgibson.htm

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Those don't look like roller bridges to me.

 

Sounds like you have a burr on one or more of your saddles. Just file them down. Easy and cheaper.

 

EDIT: Whoops..wrong pic included..I was referring to the original posters pic.

 

JC, if you look closely, they do have small rollers, but the style is more like the t-o-m/nashville bridge rather

than the allen set screw adjusting "wilkenson style" that GFS/Stew-Mac sell. I happen to have one of the

GFS large stud roller bridges on mine, which is identical to the Stew-Mac, as these are asian manufactured

and therefore relatively inexpensive.

 

Yes, it's possible it might be a burr, and the angle/notch can be adjusted fairly easily as well. But based

on my Epi OEM t-o-m, these are not what I would call quality bridges..even a Stew-Mac..standard or

Nashville style t-om would still be better...however, it's worth trying to adjust the notch on whatever string

keeps breaking on him.

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The break angle is better, in addition to sustain improvement, tuning stability, friction reduction, strings don't break at the bridge, and the tone (IMO) feels a bit rounder, if you will. On a stop tail, it works really nicely in addition to stringing OVER the stop piece.

Nice sustain, tone, feel and function upgrade if you ask me.

And a graphite or bone nut is a fine complement on the other end of the string.

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