Athearn RTR 1597 N Scale 53' GSC Bulkhead Flatcar St. Louis–San Francisco SLSF 5669 4x4 X-Maxx Bachmann 12903 HO Scale 52'

Bachmann 12903 HO Scale 52' Bulkhead Flatcar Burlington Northern BN 615816

Large enough to fit the equivalent of four 53’ trailer contents

Writer Henry Comstock beautifully described the Big Boy's place at the apex of steam engine history: "A Union Pacific 'Big Boy' was 604 tons and 19

From Trains magazine

Athearn RTR 1597 N Scale 53' GSC Bulkhead Flatcar St. Louis–San Francisco SLSF 5669 4x4 X-Maxx Bachmann 12903 HO Scale 52'Athearn RTR 1597 N Scale 53' GSC Bulkhead Flatcar St. LouisSan Francisco SLSF 5669 FEATURES: Separately applied brake wheel Body mounted McHenry knuckle spring couplers installed Screw mounted trucks for accurate tracking 50 ton Bettendorf or 70 ton Roller Bearing trucks with 33 wheels per prototype Operates on Code 55 and 80 rail Weighted for optimum performance Packed in a jewel box for great display and storage opportunities Razor sharp painting