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T-shaped truss rod inserts for jigs purchased before May 24th, 2025. If your router base does not have a brass threaded insert in the center, this is what you need. If your router base has a brass insert, you have the current version of the jig. See Truss Rod Inserts for Fretboard Radius Jig instead.
Ships within 48 hours · Estimated delivery Jun 21 - Jun 26
US$40
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