[] Compatible with most automatic feed trimmers and replacement for the original spool model -100 series. [Cost-effective] Get 3 replacement spools at less than half the price of the original parts, saving your money on repairs and maintenance. [Time-Saving] The pre-loaded spools come ready to use, eliminating the need for manual winding and saving your valuable time. [High-Quality Material] Each spool is pre-wound with durable and high-strength 0.065-inch diameter nylon thread, providing long-lasting performance. [Efficient Cutting] Flexible trimmer spool allows line to stretch and cushion on hard surfaces, increasing cutting efficiency by 50% for more effective weed trimming. Color: As Shown Material: plastic Package Contents: 6 x Spool 2 x Cap 2 x Spring Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.