By the beginning of WWII, the majority of the classic USRA double-sheathed box cars and theIndustrial Rail clones were rebuilt with steel sides, More rebuilds followed in the late 1940s and early 1950s, By late 1948, close 14,000 of the original 24,500 USRA double-sheathed cars had been rebuilt with quite a degree of variation including the end, door and underframe, These steel side rebuilds were far more popular than theIndustrial Rail single-sheathed counterparts and make a great addition to the Atlas N scale product line, Ready-to-run, Highly detailed body, 10-Panel body, 7-8 or 5-5-5 panel ends as per the prototype, Accurate painting and printing, Brake detail, AccuMate couplers, Opening door, Fishbelly or Straight underframe as per prototype, Separately applied wire grabs and side ladders, Inside height of model may vary from prototype, AccuMate couplers, SKU: SPWS536