Description:

2 Pack - Hex Locknuts - 1/2" x13 thread. Replaces SCAG: 04021-07. Compatible with models: C-STC-61 Grass Catcher (S/N 8780001-8789999), GC-STC-CS61 Grass Catcher (S/N 8790001-8799999), GC-STT-52 (S/N 8630001-8639999). Grade 2 (SAE J429) steel with zinc finish - Nylock nuts prevent loosening from vibration.