Speed Feed : Specifically designed for trimmers, this replacement cap is compatible with for Speed Feed 400 model. It replaces part number X472000070, ensuring a and function for SRM series trimmers. Extensive Compatibility: This cap is suitable for all SRM trimmers, including models from SRM-225 to SRM-225U. Construction: Made from robust ABS materials, this cap offers enhanced durability and . It's built to withstand regular use, ensuring your trimmer operates efficiently with a reliable replacement part. Tool-Free Installation: Enjoy a hassle-free installation process with this cap, designed for easy attachment to your for weed eater head. The simple design allows for quick replacement without the need for additional tools. Color:Black Material:plastic Package Contents: 4 x Head Trimmer Cap Cover 4 x Springs(The color is random, and the designation is not accepted) 4 x Spring Cap 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.