Based on this product's specifications, here are some alternatives and similar models
Springform Cake Ring Brunbeste 1522 — adjustable round baking ring for cakes and tarts
Summary description:
Brunbeste adjustable cake ring (model 1522) is a springform-style baking ring designed for preparing round cakes and tarts. The adjustable metal ring lets you change diameter to fit different cake sizes, simplify layering and baking, and ease removal without damaging edges. Suitable for home baking, layered desserts, mousse cakes and pastry presentations.