This part is commonly Used on models:
51944 25cc Power Head
51945 25cc Power Head
51946 25cc Power Head
51956 17in Curved-Shaft Gas Trimmer
51976 18in Straight-Shaft Gas Trimmer
51977 18in Straight-Shaft Gas Trimmer
51957 17in Curved-Shaft Gas Trimmer
51947 25cc Power Head
51948 25cc Power Head
51958 17in Curved-Shaft Gas Trimmer
51978 18in Straight-Shaft Gas Trimmer
51998 18in Straight-Shaft Gas Trimmer
51978A 18in Straight-Shaft Gas Trimmer
