Premium Quality MaterialThis grass trimmer cap is constructed from high-grade ABS plastic, known for its toughness and resistance to environmental wear Seamless CompatibilitySpecifically designed to fit Spear & Jackson trimmer models including GT450, GT600, N1F-GT-280/450-D, and S6030ET Easy ReplacementThis compact and lightweight cover is tailored for effortless installation. Swap out old or damaged covers quickly to keep your trimmer in optimal working condition Reliable ProtectionActs as a shield for your trimmers internal mechanisms, safeguarding them from dirt, debris, and impact during operation User-Friendly DesignWith its straightforward installation process, this trimmer cover requires no specialized tools, making it ideal for both professional landscapers and casual users Specifications: Model: RSJA-01-1 Material: ABS Product size: 82*38mm Compatible with: Spear & Jackson GT450, GT600, N1F-GT-280/450-D, S6030ET Package included: 1 x Spool Cap Other things not included