CHUNYUNGDA TT Heavy Duty Hose Clamps-Clamping Hose OD 20-22 mm, Stainless Steel Solid T-Nuts, Band and Screw for 7/8 inch Water Hose (0.79-0.87 inch,5 Pack) : Amazon.co.uk: DIY & Tools
RS PRO Nylon Snap Grip Hose Clamp, 35.2 → 38.7mm ID | RS
Project Source Metal Clamp Hose Mender in the Garden Hose Repair Fittings department at Lowes.com