Features:*100% brand new and high quality*Highly match with the equipment, durable to use*Easy to install, convenient to use*Suitable for Multiple Greenworks Cordless String Trimmer Models: 21222A, 21602, 21062, 21132, 21242, 21282, 21302, 21332, 21262, 21312, 21342, 2100302.*This replacement grass trimmer line spool set is designed for Greenworks Cordless String Trimmer. With the auto feed system, the replacement spool eases the tedious work of hand-winding spools.*The spool compatible with Greenworks utilizes centrifugal force to feed the trimmer line as it is needed.*High-Quality 16ft/ 0.065" eater edger line string easily cuts through grass .Specification:*Color: gray*Dimension: 16ft/ 0.065"(Approx.)Warm tips:*Always wear eye protection. Unplug tool before changing, installing, or removing accessories.*Please read tool instruction manual for additional safety information before using this accessory.*Choking hazard, small parts keep away children under 3 years.*ONLY Suitable for tender grass. Tough and strong please use blades to trim.*Does not fit any other brand of string trimmers.Package Contents:4x String Trimmer Line SpoolNote:1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.