Specification Brand : PZRT BulletPoint1 : Material: The hose clamp is made of high-quality PE plastic, with good toughness, not easy to break, and strong clamping force. BulletPoint2 : Size: 30*17*20mm, inner diameter of pipe clamp: 3.5mm, inner diameter of large mouth: 9.4mm, inner diameter of small mouth: 9.1mm. BulletPoint3 : Clamps are mainly used to clamp hoses to adjust flow or cut off hoses, suitable for OD pipes 3/16" - 5/16" or 5 mm - 8 mm. BulletPoint4 : Easy to use and very convenient, the siphon hose closing clip allows for very precise flow regulation. BulletPoint5 : Widely used in medical equipment, analytical instruments, laboratories, pharmaceuticals, chemicals, environmental protection and other fields. Color : White ExternallyAssignedProductIdentifier1 : 728456059679 ExternallyAssignedProductIdentifier2 : 0728456059679 GpsrSafetyAttestation : 1 ItemName : PZRT 4pcs Flow Control Hose Clamp Plastic Tubing Clamps 3/16"-5/16" Tube OD Shut Off Hose Clamp Laboratory Pinch Valve Flow Control Hose Clamp ItemPackageDimensions_Height : 6.096 centimeters ItemPackageDimensions_Length : 1.7018 centimeters ItemPackageDimensions_Width : 4.4958 centimeters ItemPackageQuantity : 4 ItemTypeKeyword : hose-clamping-tools Manufacturer : PZRT Material : Plastic Material1 : Stainless Steel Material2 : Rubber ModelNumber : FCHPTC5-8-4 NumberOfItems : 4 PartNumber : FCHPTC5-8-4 ProductDescription : Material: plastic Color: White Size: 30*17*20mm Inner diameter of pipe clamp: 3.5mm, Large mouth inner diameter: 9.4mm, Small mouth inner diameter: 9.1mm Fits OD tubes 3/16" - 5/16" or 5 mm - 8 mm