Spool Cover For Garden Trimmers (2 Pieces) - Compatible with Gardenline GLR, GLT, Einhell GC-ET 4530 Set. Suitable for models: 3405685. Fits Gardenline Aldi: GLR 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, GLR 450/1, 4550/1, 450/2, 450/3, 450/4, 450/5. GLT 453, 454, 455. King Craft: KCR 450, KCR 451, KCR 500, KCR 500 GB. Top Craft: TCR 50, TCR 450, TCR 451, TCR 500. Einhell: RTV 40, RTV 5500, RTV 550/1. Performance Power: PWR400DGTA, PWR550GT. Durable material: High-quality automatic ABS feed trimmer spool with durable nylon thread made of copolymer in helix design, flexible and long-lasting. Spool specifications: 2 x 5 m nylon copolymer resin in spiral design, synthetic trimmer/edge cutting line. 1.6 mm diameter cord provides fast cutting and extended durability. Easy to use: Simplifies line replacement. Simple installation—remove the old spool and replace with the new one. Safety instructions: Wear protective glasses and long clothing during use to prevent injury from flying debris. Disconnect power before installing, removing, or replacing accessories. This trimmer line is intended for light-duty use on young grass. For thick weeds, use alternative tools such as blade attachments.