Based on this product's specifications, here are some alternatives and similar models
Connection Kit Cellfast 52-505 — Propane-Butane Regulator with 1.5 m Hose
Summary description:
Connection kit Cellfast model 52-505 includes a propane‑butane gas regulator and a 1.5 m flexible hose for safe fuel supply. Designed to connect portable gas appliances to standard LPG cylinders, it provides a ready solution for garden heaters, grills, and camping stoves. The kit simplifies installation and ensures sealed fuel line connection for everyday outdoor and domestic use.