434-681317 Lionel Accessory Activator Track Pack 3-Rail FasTrack Seating had a proven 20-inch cushioned

had a proven 20-inch cushioned underframe (Keystone and Freight-Saver)

Easily handles 18" radius curves (22" or larger recommended)

10-6 Sliding door

HTC truck sideframes

434-681317 Lionel Accessory Activator Track Pack 3-Rail FasTrack Seating had a proven 20-inch cushionedFasTrack(R) Plug Expand Play(R) Accessory Activator Track Pack Lionel O Scale 3 Rail FasTrack Track with Roadbed makes setting up the layout of your dreams easy! This track features built in roadbed for easy setup on any surface. The durable plastic roadbed comes with all three rails attached and all rail joiners in place. It's molded in a realistic gray color to simulate real track ballast and has pre drilled screw holes for mountain on a layout