Based on this product's specifications, here are some alternatives and similar models
Faster Tools Ega Coupling, 60 mm, 1/2"
Summary description:
The Faster Tools Ega coupling is a reliable component designed for secure pipe or hose connections. Featuring a 60 mm length and a 1/2" thread size, this coupling ensures a tight and durable fit for various plumbing or industrial applications. It is constructed from high-quality materials to withstand regular use, providing a stable connection for fluid or air transfer systems in professional and domestic settings.