The Perrin and Rowe Deco 1 1/4" Spindle Extension Kit is made from premium materials, this item offers great function and value for your home. This fixture is part of Perrin and Rowe collection, so make sure to check out other styles of fixtures to accessorize your room. 1 1/4" Spindle extension kit For the 9.31556 cartridge For thermostatic trims U.5157LS/TO and U.5158X/TO Genuine replacement parts