U13 Phosphate and Sand Hopper HO 3D print model

This is an HO scale 1/87 3D printable hopper car used for phosphate and sand service by Atlantic Coast Line ACL, Family Lines, Seaboard system, and CSX. Used from 1965 into the late 2010s. A later version with a seam on the sides is included. Also there are versions with and without the end mesh. U-13.