This part is commonly Used on models:
51945 25cc Power Head
51955 17in Curved-Shaft Gas Trimmer
51975 18in Straight-Shaft Gas Trimmer
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
