What was found
L/H WING SLAT TRACK 1-3 SHOWS SIGNS OF WEAR AND PITTING ON LWR SIDE (MARKED WITH RED) (C-CHECK RO 10/29/2021) BLENDED PITTING / WEAR FROM LH WING SLAT TRACK 1-3 LOWER SIDE PER CRJ700 SRM 51-12-00-001-001-A01, MATERIAL LOSS FOUND TO BE WITHIN ALLOWABLE LIMITS REF MHIRJ REO 670-57-42-1219 REV--, DATED 2021-10-16. COMPLIED WITH TASK CARD 51-900-1002-SKY. SEE CONTINUATION CARD FOR MAINTENANCE PERFORMED.