Based on this product's specifications, here are some alternatives and similar models
ANI PLAST MN074EU Washbasin Plug 1 1/4 inch
Summary description:
The ANI PLAST MN074EU is a high-quality 1 1/4 inch washbasin plug designed for reliable sealing of sink drains. This durable plumbing component ensures a secure fit, preventing water leakage and maintaining efficient drainage in bathroom sinks. It is compatible with standard 1 1/4 inch drain systems, making it an essential replacement part for residential and commercial plumbing maintenance.