Based on this product's specifications, here are some alternatives and similar models
Expansion anchor FISCHER 567821, nylon, Ø5 mm x 25 mm, for concrete/brick/aircrete, pack of 50
Summary description:
FISCHER 567821 is a nylon expansion anchor for secure fixing in concrete, brick, autoclaved aerated concrete, gypsum block and masonry. Dimensions: 5 mm diameter, 25 mm length; drill hole Ø5 mm. Supplied in a blister pack of 50 pieces. Designed for general-purpose mechanical fastening of fixtures, fittings and light loads in solid and hollow substrates.