This blueprint Roundhouse HO scale box car kit is a prime example of detailed craftsmanship. In a beautiful Blue USAF color, this 40 foot AAR box car kit is perfect for a gift or for adding to your personal collection. Our Roundhouse box car kit is fully equipped with all of the necessary features that true railway enthusiasts will appreciate, such as expert detailing work and high-quality materials. Our HO scale box car kit has an intricate and well-designed construction with precision parts that will leave you in awe. Unbuilt