Based on this product's specifications, here are some alternatives and similar models
TDM Brass End Cap 1 1/4 inch
Summary description:
The TDM Brass 1 1/4 inch end cap is a high-quality plumbing fitting designed to securely seal the end of a pipe system. Made from durable brass, this component ensures a reliable, leak-proof connection in water supply and heating installations. It is suitable for professional plumbing tasks, offering excellent corrosion resistance and long-term durability for various piping configurations.