Function: 1. Premium Material: Made of premium plastic, the replacement hose adapter is sturdy and durable, has a long service life, leak-proof and wear-resistant. 2. Easy installation: The plastic replacement hose adapter is easy to install, users can replace old or broken parts with it, saving time and efficient. 3. 1.5" and 1.25" hoses: The small end of the hose adapter is suitable for connecting 1.25" hoses to a plunger valve or filter pump. Threaded end attaches to 1.5 inch plunger valves or filter pump, simply screw on. 4. Compatibility: Pool accessories are suitable for 4,000, 2,500, 2,000 and 1,500 gpm filter pumps that use threaded hose connections. 5. Ensure safe operation: The hose adapter is ideal for chlorine generators and salt systems that use threaded hose connections, keep your pool running safely and efficiently. Specification: Item Type: Replacement Hose Adapter Material: plastic Weight: approx. 110g/3.88oz Color: as shown Suitable: for pool set with 1.5 inch, 1.25 inch hoses; for 25007 pair of series adapters, for 4000, 2500, 2000 and 1500 gph filter pumps that use threaded hose connections; for chlorine generators and salt systems using threaded hose connections Package List: 2 x hose adapter 2 x flange