NEW American Scale Models 139' Lattice Through Truss Bridge.
Opening= 2" wide x 3-3/8" to bottom of side angle supports; 4-5/32 high to bottom of top cross member.
Length overall= 19-1/4"
Width overall= 2-1/2 "
Height overall= 4-1/2"
Limited Run. Straight Version -All brass construction, factory painted.
Used by railroads nationwide;many still in use (see bridgehunters.com > lattice truss bridges )