This cartridge stop is found in Crane Criterion, Diana, Westland, Elayne, and some Norwich widespread Lavatory sinks. For this stop to work, your sink MUST have a metal spout and have the faucets on either a 10″ or 12″ center. Stop measures slightly under 2″ long (1.960″) and is 13/16″ in maximum diameter. Remember, pipe thread sealant MUST be used on threads during installation. Sold by the each. Made in the USA.