Musical Instruments > String Instruments > Guitars > Electric Guitars
MSJ-02 4-Color Electric Guitar for Beginners, Basswood, 22 Frets + Kit
Brand: Generic / OEM
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Audited BOM: 15 Components
RMA Chain & Defect Intelligence
Root cause causal graph linking factory engineering flaws to verified consumer return reasons.
⚡ Causal Link: Defect to Consumer Return
Improper fret finishing (ENG-001) causes discomfort and execution difficulty (RMA-001), leading to negative user reviews (REV-001).
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