BQLZR Pipe Clamp 2-Bolt Double-Ended Clamp,Double Port Pipe Clamps Used To Mount A 1" Aluminum Pipe For Clothes Drying Racks, Shelves, Clothing Display Racks, Circular Pipe Connections - Amazon.com
Tube Clamp for 2" Round Tube – M.O.R.E.
2" CNC Billet Tube Clamps | Adventure Rack Systems