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This McAlpine reducing connector has different sizes to suit your specific needs. It is designed to perfectly fit into various other fittings or traps that have Multifit or Universal Connections. Features & Benefits: McAlpine Multifit ST28M Reducing Connector - 1 1/2 inch x 1 1/4 inch, Different sizes to suit your specific needs, Designed to perfectly fit into various other fittings or traps that have Multifit or Universal Connections, Extremely cost-effective, Useful. McAlpine Multifit ST28M Reducing Connector - 1 1/2 inch x 1 1/4 inch White Plastic Polypropylene