The Internal 3 Way End Bracket for 20 Series Aluminum Profile is a structural connector designed to join three extrusion profiles at a 90-degree intersection. It is manufactured from durable metal to ensure rigid and stable connections within modular framing systems. The bracket is installed internally, providing a clean external appearance while maintaining strong joint integrity. It includes M4 screws for secure fastening and reliable assembly. Suitable for CNC frames, 3D printers, and custom aluminum structures.