You are buying a NOS Mopar brake master cylinder lid with gasket for a 1972 & 1973 Dodge M400 motorhome with front drum brakes. Parts are as shown. Please look at the pictures & check your parts book for your specific application prior to purchasing. Shipping to U.S. only. Due to some recent health issues, the time has come to sell our lifetime collection of antique auto parts. Thanks for looking.