The Rohl ZA0004002B-PN is a 1-inch extension for the AC7. It comes with a polished nickel finish that was inspired by the timeless sophistication of the Victorian Era. It can change its color and appearance with a simple change of lighting. This Rohl polished nickel extension is from the Cisal collection. It is a representation of Rohl's commitment to making products that are easy for the customers to install and use. The House of Rohl has been in the business since 1983. They have reached success by providing distinctively different faucets and fixtures that define real luxury. To create superior products that will enhance your way of living is Rohl's goal. Here at PlumbersStock, we guarantee that you have access to the highest quality products and resources at very affordable prices. We pride ourselves in striving for excellence in every aspect of what we do.