BagCheck compares the three exterior measurements in the best physical orientation. It does not invent a missing axis label or assume that unknown protrusions are included.
Source
Where these details came from
Last checked
Evidence
Current selected black/89L manufacturer page corroborates all metric PDF specifications; do not infer roll-top compression. Hardware inclusion unknown; no compression or airline allowance inferred. Evidence: research/overnight-2026-09-07/snapshots/aa534676785410e6.json; target TARGET-24.