DANCO Durable Brass Tub/Shower Bath Escuthceon Flange Set for American Standard Colony, Chrome, 3/4-Inch, 1-Pack (80887) Constructed of a strong and durable brass, meaning it was built for longevity. A perfect fit for American Standard Colony style tub-shower faucets and should be used for Danco 9C-23H/C and 11C-3H/C stems. This contains a 2-3/4-inch flange and 2-15/16 inch sleeve. This is very easy-to-install making it the perfect DIY project. Finished in a beautiful chrome resulting in a sleek and modern product.