General description This 11-Pack Edger Replacement Spools set is designed for Ryobi One + AC14RL3A models, compatible with 18V, 24V, and 40V corded trimmers. The spools feature a diameter of 1.6 mm and a length of 30.17 m, providing an efficient solution for your trimming needs. The package includes 9 spools of edger line and 2 spool caps. Technical specifications Spool Diameter: 1.6 mm Length: 30.17 m Tensile Strength: Over 100 pounds Compatibility and accessories Compatible with Ryobi ONE+ corded trimmer models: 18V, 24V, 40V Includes 9 Ryobi strings and 2 spool caps Usage Features automatic feed that utilizes centrifugal force for easy operation Soft and flexible line enhances cutting efficiency by 50% For improved automatic feed, applying powder to the spool is recommended as a lubricant