Item Descriptions:
-Designed for square tubes with an outer diameter of 19mm and a wall thickness of 1.5mm, it can be installed tightly without additional adjustment.
-With 1/4-20 thread, it perfectly matches a variety of standard screws to ensure a firm connection and stability in use.
-The internal plum flower spring design provides a reliable grip and enhances the firm connection between the nut and the square tube.
-Made of metal materials, it has excellent compressive strength and corrosion resistance, suitable for various harsh environments.
-Suitable for a variety of scenarios, such as furniture structure fixing, frame support, outdoor equipment connection, etc., with both practicality and flexibility.

Package:
8Pcs Square Tubing Inser

Item Specifications:
Thread:1/4-20
Outer diameter:19mm
Wall thickness:1.5mm
Material:Metal
Quantity:8pcs