Based on this product's specifications, here are some alternatives and similar models
Blind rivet nut GESIPA Al M8x11x20 0 Standard KS for 3.0–6.0 mm, pack of 100
Summary description:
Blind rivet nut from GESIPA in aluminium, size M8x11x20 0 Standard KS, supplied in a pack of 100. Designed for sheet thicknesses of 3.0–6.0 mm, it provides a strong, load-bearing threaded insert where access is available from one side only. Suited for metal and thin-walled assemblies, it enables secure fastening, easy installation with a rivet nut tool, and reliable thread engagement for bolts and machine screws.