O Gauge 3-Rail Lionel #6-12031 Outer Passing Loop Track Pack

O gauge, 3-rail. Lionel #6-12031.  Used. Great shape. Original box. Outer passing loop add-on track pack. Set includes:Five 10"straight sections•Two O36 curve sections•RH manual switch with 1/4 O36 curve•LH manual swith with 1/4 O36 curve. Track requirements: one FasTrack Ready-to-Run set loop OR two FasTrack curved track 4-packs and one FasTrack straight track 4-pack.