Kuriyama Zinc Plated Carbon Steel Spiral Double Bolt Tiger Clamp - John M. Ellsworth Co. Inc.
10 Sets Black Double Port Parallel Pipe Clamp for OD 28mm Steel Pipe, Pipe Joint Clamp Clip for OD 1.1 inch Lean Tube, Thickness 2.3mm Carbon Steel - Amazon.com
Tube Clamp Clip with EPDM Rubber High Quality Screw with Nut, Metal Fabrication Steel Pipe Holder Carbon Steel Hanger Pipe Clamps, O/U/P Type - China Pipe Clamps, Tube Clamp | Made-in-China.com