Feature: 1. Made of 23 mils durable polyolefin and reinforced with steel wire. The kit includes a sewer hose, swivel bayonets adapter, 4 in 1 elbow, 2 lock rings and 2 storage caps. 2. The collapsible hose assembly extends up to 4.8m from your RV to the dump station, and the steel cable allows you to shape the hose to keep it open. You can store the hose in a standard 4‑inch square bumper. 3. It adopts bayonets type installation, which can be firmly connected to the sewer outlet and lock ring to ensure a firm installation. Fittings swivel for ease of use and are detachable. 4. The 4‑in‑1 adapter fits 3‑inch slips or 3‑inch, 3 1/2‑inch, and 4‑inch threaded dump station pipes. The translucent elbow allows you to see when the tank is empty. 5. When you're done emptying the tanks and you've rinsed the hose, simply close the hose, fix the end caps in place to prevent unwanted drips, and store in your 4-inch square or larger bumper. If you need to replace your hose, the swivel fittings and lock rings are removable and can be used over and over again. Specification: Item Type: Sewer Hose Material: ABS+ Polyolefin + Steel Wire Folded Size: Approx. 4ft x 3.18in / 121.9 x 8cm Extended Size: Approx. 15ft x 10.94in / 457.2 x 27.8cm Applicable to: Motorhomes, camping cars and other models Function: Can be lengthened arbitrarily, large diameter, smooth drainage, easy installation, no tools, good sealing, no leakage End caps are included to prevent dripping when not in use. The four-prong bayonets joint with washer ensures a tight and firm connection. The 4-in-1 adapter is suitable for any standard sewer connection. The transparent elbow lets you see when the water tank is empty. Durable steel wire reinforced hose.. Package List: 1 x Sewer Hose