Bolt PC · W-center-roof--R4-03
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1 previous printed pieces → 1 current pieces. Numbered diagram shows only this replacement group.

- In the download: R5-center-roof-03 — Matching clearance for the R5 one-piece cabin side trusses and 40 mm wing cuffs. Conical closures retain the 45-degree roof transition. This replaces the corresponding R4 center-roof section; do not mix roof revisions.