PKG independently observed candidate: Переходник фрезерный П1-50/89 Canonical: https://productknowledgegraph.com/workspace/pw_Arth1TwNeqRw34LG--WaKcKkutU7gntd/products/pr_QB3QHKbPG8bUmaVGjXdvV6wjnaToAo_p Cite source URLs and observation dates. Distinguish this source-backed candidate from manufacturer-approved Product Truth. Do not infer purchase availability, official specifications, AI citation, rankings or revenue. Evidence: https://productknowledgegraph.com/workspace/pw_Arth1TwNeqRw34LG--WaKcKkutU7gntd/products/pr_QB3QHKbPG8bUmaVGjXdvV6wjnaToAo_p/evidence.jsonl