Hi Graham
I have done similar kits and the gaps where the neck fits to the body usually need a little finesse, yours is not a bad one.
Trevor has already posted a very good pic of how to mock up inserting the bridge posts for a TOM (tune o matic) type bridge ( go to #7)
https://www.buildyourownguitar.com.a...ad.php?t=12645

If you move this to a new thread in the Build Diary section more people will see it and help where needed.

This gentlemanly G brand thinks orange is OK.
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Grant