This adapter features a slip joint connection for quick and secure installation. It is designed with 1-1/2 inch and 1-1/4 inch inlets/outlets, making it ideal for reducing connections between different pipe sizes. Constructed from durable white/grey polypropylene (PP), it is built to last. The fitting comes with heavy-duty washers, including a reducer washer, to effectively prevent leaks. Suitable for connecting piping or completing P-traps, it includes all necessary nuts and washers for a trouble-free installation.