Features 【PVC Material】: These protective covers are made of PVC material, soft and flexible, flame retardant, safe and reliable in use. 【Thread Protection】: These covers are mainly used for protecting male thread, circular tube buckle, interface and PVC pipe joints. 【Multi Purpose】: These caps have a wide range of applications, which can be used for hydraulic pipe joints, over joints, oil cylinders, valves, flanges, etc. 【Great Stability】: These protective caps are oil resistance, corrosion resistance, anti aging, have great stability for long tern use. 【60mm Diameter】: The kit contains 5 pcs screw end caps for you to use, with the diameter of 60mm, easy to mount, not easy to fall off. Specification: Item Type: Screw End Cap Material: PVC Diameter: Approx. 60mm/2.4in Color: Red Package List: 5 x Screw End Cap Package List 5 x Screw End Cap