What was found
FLOOR SEAT TRACK AT RBL 9 CORRODED BETWEEN FS 672 TO FS 836.50. FABRICATED SEAT TRACK P/N BA690-41125-26 FROM EXT, MATERIAL 20276-288-0-0A PO W5158, IAW MHIRJ REO 690-53-00-445 REV DATED 2020-09-14. REMOVED, INSTALLED, & FABRICATED TRACK AT RBL 9 BETWEEN FS 672-836.5, IAW CRJ 900 AMM 53-00-49-000/400-801-A13.