Amazon.com: CHUNYUNGDA TT Heavy Duty Hose Clamps-Clamping Hose OD 17-19 mm, Stainless Steel Solid T-nuts, Band and Screw for 3/4 inch Transmission (0.67-0.75 inch,4 pack) : Automotive
4.25in. T bolt Clamp with Heavy Duty Spring – CAP Hardware Supply
Stainless Steel Tri Clamp Heavy Duty | Tri Clamp Fittings
Amazon.com: T-Bolt Hose Clamp Heavy Duty Adjustable Hose Clip for 3" Hose ID, Stainless Steel Bolt Band Floating Bridge and Nylon Insert Locknut (72mm - 80mm, 2 pack) : Industrial & Scientific