Compatiblity: Suitable for Model G24LT, G24LTK2, G24LT30M & G24LT30MK2, work with GREENWORKS mowers. Efficient Cutting: Allows lines to stretch and cushion impacts on hard surfaces, and the aerodynamic shape reduces drag for more efficient cuts. trimmers have better flexibility and durability. ABS Spool & Nylon Thread: The replacement spool is made of high quality raw material, the ABS spool is strong enough, and the nylon thread is flexible enough to not break easily, supporting fast cutting and longer service life. Appropriate Size: Cordless lawn mower spools are 0.065"/1.65mm in diameter and fit perfectly into the cord hole. Spool length of 16ft/4.9m provides wider mowing. Easy to Use: Easy to install, quick-change cord trimmer replacement spools provide great flexibility, and changing spools relieves the tedious work of manually winding spools.