The End Cap Connector for 1" square metal tubing creates caps off the end of your 1" tube. Comes with a 1" polyethelne foot. An an optional RTK-40Wheel-1Sq and your project is on wheels and mobile!  A go-to connector for electricians building cable tray supports, HVAC technicians constructing duct framing, and contractors assembling modular equipment stands on site. Rostek can supply the steel tubing cut to your exact specifications — receive your connectors and pre-cut steel together and build immediately on site. Custom B2B kits available for contractors, manufacturers, and farm operations. - 

• Fits 1" square metal tubing  
• Buy 4 or more and save 20%- B2B and bulk orders welcome 
• Custom kits available — connectors + pre-cut steel delivered together 
• Steel cut-to-size — call 888-249-8065 
• No welding required — assembles with included set screws 
• Ideal for cable tray supports, duct framing, grid structures, and modular equipment builds