Based on this product's specifications, here are some alternatives and similar models
KM GROM KM31 Test Connector
Summary description:
The KM GROM KM31 test connector is a professional component designed for lightning protection and grounding systems. It serves as a reliable connection point for testing and measuring electrical continuity within the installation. Built for durability and ease of use, this connector ensures secure integration in various grounding configurations, providing essential maintenance access for electrical safety inspections.