HomePointe, Chrome Finish, Single Metal Lever Or Acrylic Handle Pressure Balancing Tub & Shower Faucet, With Integral Stops, High Temperature Limit Stop, Brass Waterway, Brass Ball Self Cleaning Showerhead, Back To Back Installation, 1/2" Threaded Inlets, For Replacement Pressure Balancing Tub/Shower Cartridge Use Homework's #22019.