The Intex Hose Conversion Adapter B Kit (Pair) in Gray is a replacement part for pool skimmer systems and filter pumps. Made of plastic with an outside diameter of 1.25 inches, this adaptor B kit by Intex Recreation Corp is designed to ensure a secure fit and efficient water flow. Weighing 3.2 ounces, this pair of adapters is a practical and durable option for maintaining your pool or spa's filtration system.