DA507041 Plumbing Pressure Balance Spool for Danze One-Handle Tub and Shower Valve, Pressure Balance Spool Hexagonal Head Design at the Top, Brass Compatible With: The DA507041 Pressure Balancing Spool, for Danze Tub and Shower Valve, If Your Shower Stem is GOBO 21411, Ours DA507041 Pressure Balancing Spool Would Be a Good Choice Temperature Regulation: DA507041 Pressure Balance Spool, Correctly Control The Supply of Hot And Cold Water, Enhancing Your Showering Experience, and Adjusts To Water Pressure Changes, Ensuring Optimal Temperature Control Easy Installation: Ours Pressure Balance Spool, System Adopts a Hexagonal Head Design At The Top, Easier To Install/Remove Than The Slotted, and This Spool is Designed for a Simple, Drop-in Replacement, Ensuring That Installation is Quick and Hassle-Free, Saving You Time And Effort Superior Material:DA507041 Pressure Balancing Shower Spool Features Premium Brass, Sturdy and long-lasti, Not Easily Deformed, Ensuring Iong-lasting Performance in Your Plumbing Product Size: DA507041 Pressure Balance Spool, Height 2.38 in Wide 1.0 in, for Tub and Shower Valve, Can Solve Problems Such as Dripping or Leakage for You