Eibach spring kit : Pro-Kit Citroen C4 Cactus (N)
https://www.rtec.ws/shop/e10-22-016-01-22-eibach-spring-kit-pro-kit-citroen-c4-cactus-n-30210
https://www.rtec.ws/web/image/product.template/30210/image_1920?unique=45bbc7a
Reference :
E10-22-016-01-22