Based on this product's specifications, here are some alternatives and similar models
Expansion anchor FISCHER EA II 30 mm zinc-plated steel for concrete, drill Ø 12 mm, pack of 50
Summary description:
FISCHER EA II expansion anchors, 30 mm length, made of zinc‑plated steel for secure fixing in concrete. Require a 12 mm drill hole and minimum drill depth 33 mm. Supplied in a pack of 50, these anchors are suitable for light to medium-duty fixtures such as brackets, rails and fittings, providing reliable mechanical anchoring.