Amazon.com: T-Bolt Hose Clamps 2 Pack 1.5Inch Stainless Steel, Working Range 1.73 to 1.96 Inch (40 to 50mm), Heavy Duty Adjustable Tube Clamps : Industrial & Scientific
1.5 Inch Tri Clamp Stainless - Delta Brewing Systems
The Plumber's Choice 1-1/2 in. Steel Cable Clamp; Hangs Tubing, Wiring, Ropes, for PEX, Plumbing, Marine, Automobile; Galvanized 112CPSWG - The Home Depot