This is a building kit that requires assembly

Other features include molded details that stand up to handling during operation

This is the larger version that is 1-7/8" long

The Trainz SKU for this item is P11504936

Bachmann 51511 HO Baltimore & Ohio 2-6-2 Prairie Steam Loco w/Smoke #9720 ProductID_12310666 This is a building kitThis is Bachmann 51511 HO Baltimore & Ohio 2 6 2 Prairie Steam Loco w Smoke #9720. Fully assembled and ready to run. Operating headlight. Operating smoking unit with smoke fluid provided. Blackened metal side rods. Realistic boiler and smoke box characteristics. Painted metal railings. Diecast chassis. Fixed knuckle coupler on loco's front; body mounted E Z Mate coupler on tender's rear. Engine with metal wheels; tender with plastic wheels. Coal