Do it 1-1/2 in. x 1-1/4 in. Plastic Slip Joint Drain Adapter is designed to provide a reliable connection for your plumbing needs. This adapter features a 1-1/2 inch outer diameter by 1-1/4 inch outer diameter slip-joint, making it compatible with existing brass systems. Its plastic construction ensures durability and ease of installation, making it an i choice for various drainage applications. The product comes hang tagged for convenience and quick identification. Model Number: