This kit includes two different types of release latches — one oval and one square-shaped — as shown in the picture, along with two springs. The latches are 3D printed in the USA. The white plastic components are designed to perfectly match and integrate with your Tineco vacuum cleaner's existing hardware. Installation is straightforward, allowing you to extend the life of your vacuum cleaner with minimal effort. The springs provide the perfect tension for reliable engagement every time. Compatible with various Tineco vacuum cleaner models, these replacement parts help maintain optimal performance and functionality of your cleaning equipment.