Ideal-Tridon 63 Series High-Nickel Stainless Steel Worm Gear Hose Clamp, General Purpose, 6 SAE Size, Fits 5/16-3/8" Hose ID, 10 mm - 22 mm Hose OD Range (Pack of 10) : Amazon.co.uk:
Hose Tube Clip, Flexible to Use High‑Quality Materials Hose Clamp for Wide Range : Amazon.co.uk: DIY & Tools
Wide Band Hose Clamps
Heavy Duty Stainless Steel Hose Clamps High Quality Pipe Tube Clips Wide Range | eBay