Three Socket Cross 1 1/2" - Square

Square Three Socket Cross: Multi-Connection Fitting for Square Tubing

The Square Three Socket Cross is a versatile and heavy-duty square fitting that enables complex, multi-directional connections in a single, secure joint. Designed with a pass-through feature, this fitting allows one square tube to run continuously through the center while connecting three additional tubes at 90° angles. This configuration is ideal for constructing modular racking systems, shelving, clothing racks, storage frames, parkour structures, and other custom square tube-based builds.

Constructed from galvanized cast iron, this fitting is built to handle demanding environments and provide long-lasting corrosion resistance indoors or outdoors. The three set screws included with each socket ensure a tight, dependable hold, and installation requires only a standard Allen wrench. No welding, cutting, or specialized tools. Whether you're creating commercial storage, retail displays, or fitness structures, the Square Three Socket Cross gives you the flexibility and strength to bring your ideas to life.

Key Features:

• Four-Way Connection: Connects three square tubes at right angles while allowing a fourth tube to pass straight through.
• Modular Design: Perfect for building custom racking, shelving, storage, and structural frames.
• Pass-Through Feature: Allows one tube to slide through continuously for seamless design and alignment.
• Quick Assembly: No welding or fabrication required. Just tighten with an Allen wrench.
• Heavy-Duty Construction: Made from galvanized cast iron for strength and corrosion resistance.
• Indoor & Outdoor Use: Suitable for commercial, retail, and industrial environments.
• Universal Fit: Compatible with 25 mm or 40 mm galvanized square tubing with a 2 mm wall thickness.
• Secure Connection: Includes steel set screws in all sockets for a strong, reliable hold.

The Square Three Socket Cross brings unmatched adaptability and strength to your square tubing projects. Streamlining the way you build complex frames and support systems.