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LWJ-PC1937 Nylon String Trimmer Line
Brand: Generic / OEM
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Audited BOM: 1 Components
RMA Chain & Defect Intelligence
Root cause causal graph linking factory engineering flaws to verified consumer return reasons.
⚡ Causal Link: Defect to Consumer Return
Low-quality nylon line (ENG-001) has poor abrasion resistance, leading to premature wear (RMA-002), which is confirmed by consumer reviews (REV-002).
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+4 additional failure modes & return complaint chains locked
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