170-8042 - 5" Trk gauge 42" radius - N Scale
170-8043 - 5" Trk gauge 43" radius - N Scale
170-8044 - 5" Trk gauge 44" radius - N Scale
170-8045 - 5" Trk gauge 45" radius - N Scale
170-8046 - 5" Trk gauge 46" radius - N Scale
170-8047 - 5" Trk gauge 47" radius - N Scale
170-8048 - 5" Trk gauge 48" radius - N Scale
