This Westbrass Angle Stop Kit with Cross Handle is the perfect compliment for water closets, faucets or tubs. It uses a 5/8 inch ID (1/2 inch copper) Inlet, designed for soldering the valve in place, and a 3/8 inch OD compression outlet with nut and ferrule. The valves use traditional compression closure for positive seal. Available in a variety of stylish finishes, this item is sure to complement your existing fixtures. Be sure to check out our other model styles and VISIT OUR WESTBRASS STOREFRONT for more Kitchen and Bath items to stylize your home with convenient functionality and beauty.