Radium Spring Hose Clamps are available in various sizes. Sold individually as needed. Price is for one clamp. Part Number: Fits Hose Size: 18-0036 1/4" Hose *Discontinued* 18-0037 5/16" Hose *Limited Quantity* 18-0038 3/8" Hose *Discontinued* 18-0039 1/2" Hose 18-0040 5/8" Hose *Discontinued* 18-0041 3/4" Hose More Info:Spring Hose Clamps are commonly used by the OEM in low pressure applications such as PCV (positive crankcase ventilation) and coolant hoses. They have a constant-tension spring-action band that allows the clamp to automatically expand and contract with hose temperature fluctuates. They do not dig in and permanently damage the hose like worm-drive clamps. The Spring Hose Clamps are made from steel and are zinc plated to resist corrosion.Purchase Includes:(1) Clamp See more Radium Products