Based on this product's specifications, here are some alternatives and similar models
Blind rivet GESIPA 1454123 Al/St 5x16 mm large flange K14 for 10.0–12.0 mm, pack of 250
Summary description:
GESIPA blind rivet model 1454123 is an aluminium/body with steel mandrel (Al/St) rivet sized 5x16 mm with a large flange (Grosskopf) and K14 head type, designed for material thicknesses 10.0–12.0 mm. Supplied in a pack of 250, it is suitable for permanent joining of metal and mixed-material assemblies where a large bearing surface is needed.