Based on this product's specifications, here are some alternatives and similar models
Fitting ORAS D-Tud 400mm - Fork 400 mm connection pipe
Summary description:
ORAS D-Tud 400mm - Fork is a 400 mm connection fitting designed for plumbing installations. It functions as a fork-style connector for linking fixtures or piping runs, providing a fixed-length 400 mm join. Suitable for use in residential and commercial sanitary systems where a dedicated 400 mm fork connector is required.