Compatible with Homelite Models:51978 RY30530 RY30550 RY30570 30cc String Trimmer
but lightweight
Compatible with Greenworks string trimmer models 21052 21212 and 21272
[Fixed Dual Blades]: AF-100 Bladed Trimmer fixed dual blades mean that you do not have to struggle with your trimmer line as it gets stuck
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THTEN DWO1DT995 Replacement Spring Base Compatible with Dewalt DCST970,DCST922,DCST990,DCST920,DCST925,DCST991 Cordless String Trimmer 4 Pack AC052N1 Blades Compatible with Homelite Models:51978 RY30530DWO1DT995 Replacement Spring compatible with Dewalt DCST970. DCST922,DCST990,DCST920,DCST925,DCST991 cordless string trimmers Compatible with Dewalt 20V,40V,60V cordless string trimmers. Includes 3 pack Dewalt DWO1DT995 Replacement Spring and 1 pack Base. Turn off the trimmer before changing, installing, or removing the Trimmer spool head. Trimmer heads spring made of 100% heat treatment premium galvanized steel, rust resistance,strong compression
