Features: Made from high strength aluminum alloy for enhanced durability, can be used for a long terms. Suitable for both indoor and outdoor structural applications including garden sheds and fences. Great for forming clean perpendicular joints in fence railings, greenhouse frames, shed supports, or modularity furniture structures. Easy to Install: Slide the square tube into the joint and secure with screws. Smooth interior fit ensures a firm hold and balanced support across all three outlets in your pipe frame or furniture project. Great connectors for constructing lightweight shelving units, pet enclosures, chair frames, partition supports, or reinforcing chain link fence structures. Specifications: Component: Aluminum Alloy Type: Three Way/Elbow/Three Dimensional Three Way Size: As Shown in the Picture Package Includes: 1set Square Tube Connector note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.