Premium trimmer line: The trimmer line is made of durable nylon and has a line spool made of robust ABS. The included protective cover helps keep the line trimmer in optimal condition. Easy installation: The replacement spool offers hassle-free installation and replacement thanks to high-quality components and a precise fit. Suitable for Bosch grass trimmers: The line spools are suitable for Bosch grass trimmers, models Art 23/26/30 Combitrim and Art 23/26 Easy Trim. Specifications: Color: Black, red Dimensions: Spool: 6.2 x 2.68 cm, cap: 7 x 3.2 cm, hole diameter guard: 2.3 cm Nylon line: 1.6 mm diameter, 8 meters long Materials: ABS, nylon Compatible with: Bosch grass trimmers, models Art 23/26/30 Combitrim, Art 23/26 Easy Trim The package includes: 2 x Trimmer spools with trimmer line for grass trimmers 1 x Guard