Includes two 6-inch sewer cleanout caps equipped with high-quality gaskets ensuring airtight sealing. Suitable for mechanical seals with a 6-inch inner diameter. Verify the inner diameter before purchase to compatibility and effective sealing. Ideal for sealing pipe ends or preventing backflow in residential and commercial settings. Use as a sewer cleanout cover, floor drain plug, or threaded pool return pipe plug. Compatible with most pipe systems in bathrooms, kitchens, and pools. Detachable and reusable for convenience. Constructed with - rubber rings and high-quality metal, featuring excellent expansion and memory properties. The galvanized offers enhanced rust and resistance, providing a , tight, and secure fit compared to plastic alternatives. Easy installation without tools: Insert the plug into the drain or cleanout port and tighten the oversized nut. The rubber ring expands to tightly adhere to the pipe's inner wall, ensuring a secure seal without the need for a wrench. Color:Black Material:Metal+Rubber Package Contents: 2 * water plug Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.