Based on this product's specifications, here are some alternatives and similar models
Mounting bracket with anchor ELKO‑BIS 12x160 mm galvanized (model 12.3 OC)
Summary description:
ELKO‑BIS mounting bracket with anchor, size 12x160 mm, galvanized finish. Designed for secure fixing of structural elements in masonry and concrete using the included anchor (kołek). Provides corrosion resistance due to galvanization and suitable for indoor and outdoor installations where a 12x160 mm anchor is required. Commonly used for mounting rails, supports, brackets and light fixtures.