This soap dish mounts to the 5/8'' riser pipe on our shower enclosures - it is available in lacquered brass and chrome plated brass. This Strom Plumbing clawfoot tub soap dish and sponge holder is the perfect accent for any vintage clawfoot tub. We've found the size of this holder's arm allows it to work best with any of our clawfoot bathtubs. Feel free to call Vintage Tub & Bath toll free with questions regarding any of our soap dishes, sponge holders, or any other bathroom accessory. Enjoy Free Shipping on all our products.