[Pool Hose Adapter A and B] 1.5 pool hose adapter converts threaded hoses to clamp style hoses and 1.5 and 1.25 hoses for pool sets. [Compatibility] A series adaptor pair, 25007. Fits all 4000, 2500, 2000 and 1500 gallon per hour filter pumps that use threaded hose connections. [Fit for] Pool hose adapter fits chlorine generators and salt systems that use threaded hose connections. [Work efficiently] Above ground pool hose adapter is made of high-quality plastic material and also have O-rings for a more watertight connection, allowing your pump to run at efficiency. [Quick installation] You only need to connect the small end of the adapter to the 1.25 inch hose. The threaded end connects to a 1.5 inch plunger valve or filter pump and just screw on. Material: plastic colour: As shown Package Contents: 2 x Pool hose adapter 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.