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 Post subject: Gibson B25 Bridge reglue
PostPosted: Sat Mar 12, 2016 4:25 pm 
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Cocobolo
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Joined: Tue May 15, 2012 7:42 am
Posts: 140
First name: Craig
Last Name: Gordon
City: Buffalo
State: NY
Zip/Postal Code: 14216
Country: USA
Focus: Build
Status: Professional
Got a B25 in for a bridge reglue. It haspreviously bbedn replaced with a solid rosewood bridge. I will obviously glue down the loose wood, and the missing bits are still well adhered to the bridge. The old brass barrels from the height adjusters are still in place, but are loose. The customer insists that I leave them in place because the guitar has a fabulouse bass response and doesn't want it to change. I can tighten them some with the nuts under the bridge plate but they spin and I am wary of overtightening and pulling them through the top. What wouldyou suggest I do to further secure them in place?


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PostPosted: Sat Mar 12, 2016 8:19 pm 
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Joined: Sun May 16, 2010 10:02 am
Posts: 89
First name: michael
Last Name: jennings
City: Lopez Island
State: WA
Zip/Postal Code: 98261
Country: United States
Focus: Repair
Status: Semi-pro
Perhaps tighten them carefully and then a drop or two of thin CA wicked into their outside circumference.


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PostPosted: Tue Mar 15, 2016 10:55 am 
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Joined: Wed Nov 12, 2014 10:02 am
Posts: 513
First name: Daniel
Last Name: Petrzelka
State: Washington
Country: United States
Focus: Build
I agree with michael - snug them up, and secure with CA - be sure to keep it from running through and dripping onto the back plate.

The other alternative, if your customer is up for it, is to remove the brass/steel/ceramic, and build a new bridge that accounts for the weight (or use heavier pins, allowing for some adjustment in bridge mass down the line, should more response be desired.

I'm working on a similar project right now with a B-25 3/4 size. There is a lot of hardware involved in those bridges.

I took most of my repair inspiration from Dave and Hesh over at Ann Arbor Guitars, Dave put together a great overview of the B-25 bridge replacement here:

https://www.youtube.com/watch?v=HgkcA9ikHFQ


Here's my progress so far. The new BRW bridge better matches the fretboard than the original.


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