Lionel 6-83575 O Union Pacific CA-4 Caboose (Safety) #25121 ProductID_11633497 Length over the buffers is:

Length over the buffers is: 2-7/16

and separately applied detail parts

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Trainz Product Id: 12069910

Lionel 6-83575 O Union Pacific CA-4 Caboose (Safety) #25121 ProductID_11633497 Length over the buffers is:This is a Lionel 6 83575 O Union Pacific CA 4 Caboose (Safety) #25121. Features: Diecast metal trucks, Hidden uncoupling tabs, Separately applied metal underframe details, Detailed and painted interior with figures, Interior Illumination, Built by Lionel date on underframe of car. Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9) Manufacturer: Lionel Model Number: 6 83575 Road Name: Union Pacific (UP) Scale Era: O