The Country Bath Cartridge Only for Thermostatic Valve in Brass is made from premium materials, this item offers great function and value for trim. This fixture is part of Rohl's decorative collection, so make sure to check out other styles of fixture to accessorize your room. Brass finish Country cartridge for thermostatic valve A4910, A4913BO, A4917 and A4717 remove with 3/4" open jaw wrench Elegant design and finish