Return to the ice age when you add these WalthersMainline(R) 40′ Steel Reefers with Dreadnuaght Ends to your HO freight car fleet! The introduction of new insulating materials after WWII allowed car builders to use durable steel parts in place of wood for refrigerated car construction, and many of the all-steel cars served into the 1970s. Nicely detailed and very colorful, features of these layout-ready models include: One time run of these roadnumbers, order now - limited quantity available! Operated by many railroads and private owners from 1940s to 1970s Detailed underbody with separate AB brakes See-through roof walk Correct 33′ RP-25 metal wheelsets Proto MAX(TM) magnetic metal couplers