Constant Tension Clamps 28-38mm Suits 1.25″ ID Silicone Hose TS-HCT- — Platinum Racing Products
How to choose the right hose clamp
Amazon.com: MroMax 0.75" ID Constant Tension Band Hose Clamps 19mm Spring Band Type Hose Manganese Steel Clamp Clips Clamp for Fuel Line Silicone Hose Tube Black Tone 10Pcs : Industrial & Scientific