The PVC pipe cap is suitable for capping off unused pipe ends, preventing debris from entering the plumbing system. Its robust construction ensures it can withstand high pressure and harsh environments, making it suitable for both indoor and outdoor use. The cap's design also allows for easy inspection and maintenance of the plumbing system. Features -Color:Grey -Material:PVC, silicone -Size:5.20X5.20X2.00cm/2.04X2.04X0.79in -Size:3.70X3.70X0.30cm/1.45X1.45X0.12in -Threaded Cap Inner Diameter: 38.8 mm -Threaded Cap Outer Diameter: 51.9 mm -Washer Inner Diameter: 26.8 mm -Washer Outer Diameter: 38 mm -Washer Height: 3 mm -Secure thread design: the precision internal threading ensures a tight and secure connection, preventing leaks in systems -Enhanced sealing with washer: comes with a dedicated washer to improve sealing, effectively preventing fluid or gas leaks and ensuring system stability -Standardized dimensions: compatible with most piping systems, simplifying the installation process and making it suitable for plumping applications -Sturdy pvc material: resistant to harsh environments, this product offers a long lifespan and reduces the need for frequent maintenance -Effortless maintenance: easy to disassemble and replace, making routine inspections and repairs , ideal for quick assembly in factory settings Package list: 4 x sets of internal threaded caps with washers