Precise Compatibility – Specifically designed for Pfister compression faucet stems Pfister 910-3740, 910-374 & 910-3850 to ensure proper alignment with handles and trim. ⚠️ Not compatible with washerless or ceramic cartridge faucets. Durable Brass Construction – Extension piece is made of corrosion-resistant brass for long-lasting performance; includes a high-strength 10-24 steel screw for secure installation. Accurate Dimensions – Measures 2.5 inches in length, 3/8-inch diameter, with a 12-point broach that fits Pfister compression stems precisely to prevent looseness. Easy Installation – Kit includes brass extension stem and mounting screw; no special tools required, making it simple for DIY users or professionals to install in showers and tubs. Extended Service Life – Provides the correct stem length for secure handle and trim fit, reducing wobble and wear over time, and helping extend the overall life of your faucet. Extension Stem Repair Kit, compatible with Pfister compression 910-032 & 910-033 stem shower and tub valve. Made of brass with a 2.5-inch stem extension and 10x24 screw. Fits Pfister compression shower and tub valve stems with a 12-point broach. Can be cut to length if needed. Please check your product’s dimensions before ordering to ensure proper fit. NOT for washerless and ceramic cartridge