Alg String Trimmer Spool Line for Greenworks 24V 40V 80V (8 Spool, 2 Cap) Replacement spool 29252 compatible with Greenworks 24V, 40V, 80V cordless string trimmers. Replacement spool models 29252 and 29092 for Greenworks. Weed eater replacement cap covers model: 3411546A-6.065. Single line auto feed spool compatible with Greenworks string trimmer / edger / weed eater models: 21332, 21222A, 21602, 21062, 21132, 21242, 21282, 21312, 21302, 21342, 21262, 2100202, 2100302, 2100702, STBA40B210, ST40B410, BST4000, ST40L00. Replacement spool refills 16 ft 0.065 inch weedeater line for electric string trimmers. High-quality ABS spool and durable nylon string trimmer line. Grass trimmer edger line, sturdy and strong for long working life. Compatible with Greenworks single line 24V and G-MAX 40V string trimmers. Auto feed spool replacement parts use centrifugal force and aerodynamics to reduce drag and achieve fast cutting. Note: Always wear eye protection and long pants when using this product to avoid injury. Unplug tool before changing, installing, or removing accessories. This cordless weed eater parts refill is only suitable for young grasses. For strong weeds, use other tools such as blades. Material: ABS, nylon Color: black + blue + green Package contents: 8 x Trimmer replacement spool, 2 x Replacement spool cap cover Only the above package content is included; other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture to vary slightly from the real thing. Measurement allowed error is +/- 1-3 cm.