Theres 2 ways i can go here to overcome the too large pickup cavities

1) Fill the cavities with timber and sand it flush then cover with the veneer or

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2) Cut out a pickguard to go over the cavities (btw i have to have some sort of pickguard as im changing the position of the 3 way switch and its much easier than me trying to drill through from the back without damaging the front, and then having to make another rear cover for it.)

Any suggestions or advice guys???

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