Description: Perfect or: This pool hose adapter above-ground swimming pools. Perfect for fitting a 1.25" hose to quot; plunger valve or upgrading to a stronger filter . Adjustable . Widely Compatible: Suitable for threaded ion s. Compatible with all 4000, 2500, 2000, and 1500 gallon per hour filter s that use threaded hose ions. Beneficial Tools: Pool drain adapters make the ion tighter, help improve , improve water quality, and make the water flowing into the pool clearer. Durable Quality: The Pool Drain Adapter uses reliable materials. Durable and for use. It has the perfect replacement. Fits Chlorine Generators and : These hose adapters are also size for chlorine generators/feeders and cell , allowing you to use existing hoses instead of purchasing bigger hoses for . Specification: Material: Plastic Size Chart: Adapter: 11x7cm/4.33x2.76inch Includes: Set A: 2 Pieces Adapters 2 Pieces Rubber Pads 2 Pieces Parts Set B: 4 Pieces Adapters 2 Pieces Parts Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful shopping!