- Size: This adapter features a 3/8 inch (9.4 mm) thread, designed specifically for standard showers and bathtubs. The stem measures 2-5/16 inches (58.4 mm) in length and 21/32 inch (16.5 mm) in width. - Compatibility: The set is exclusively designed for use with PFISTER 970-0770 long stem Secure Pfit Trims, ensuring a precise fit for your shower system. - Quality Material: Constructed from durable brass, this adapter withstands both high water pressure and varying temperatures, offering long-lasting strength and reliable performance for years to come. - Practical Solution: Instead of replacing the entire bathtub fixture, this shower valve stem extension provides a simple and effective solution for extending your valve stems, saving time and money. - Ideal Use Cases: 1. Perfect for homeowners looking to upgrade their shower system without the hassle of a complete fixture replacement. 2. A great option for maintenance professionals needing to replace only the stem instead of the entire trim during plumbing repairs. 3. Suitable for DIY enthusiasts aiming for a cost-effective way to restore functionality to their bathroom fixtures. This product combines crucial features like precise sizing, compatibility, robust material construction, and efficient problem-solving capabilities to ensure a seamless experience in your bathroom upgrades.