Oetiker 17800172 Stainless Steel Self-Tensioning StepLess Hose Clamp (Coolant Lines), Bolted, 9 mm Band Width, Clamp ID Range 22 mm (Closed) - 28 mm (Open) (Pack of 5): Amazon.com: Industrial & Scientific
RTC Safety Swing Couplings Hose stem SC Series H DN11 | IQ-Parts-Shop