●DWO1DT995 Replacement Bump Feed Head Compatible with Dewalt DCST920 DCST970 DCST922 DCST990 DCST925 Cordless String Trimmers ●Compatible with Dewalt 20V,40V,60V cordless string trimmers ●0.080" 20ft pre-wound line.Quick Load spool feature allows for fast and easy reloading,without disassembly ●Replacement trimmer head shell is made of ABS material and line is made of high quality nylon material to maximize cutting efficiency and durability ●You will get 1*Replacement Head,If you have any questions about the product, you can contact us in time, and we will answer it for you