Micro-Trains Line 04500721 - 50' Flat Car, Fishbelly Side, w/ Side Mount Brake Wheel Union Pacific (UP) 58773 - N Scale

Built in 1968, these F-70-21 flat cars with Roller Bearing trucks had a 77-ton capacity and featured a cushioned underframe. Union Pacific continues to operate today as one of the largest Class 1 railroads in North America with over 32,000 miles of track.