Diameter is

floor inspection pits and much more are all standard

Model Number: 30-75554

The Trainz SKU for this item is P11437973

The Trainz SKU for this item is P11636398

Con-Cor 528 HO BNSF 100-Ton 15-Panel 3-Bay Hopper w/Coal Load #2 (Pack of 3) ProductID_11635455 Diameter isThis is a Con Cor 528 HO BNSF Railway Greenville 100 Ton 15 Panel 3 Bay Hopper with Coal Load 3 Pack #2. BNSF is one of the nation's largest coal haulers with much of the traffic generated in Wyoming's Powder River Basin. This features Fully Assembled & Ready to Run, Multiple Roadnumbers Available, Realistic Removable Coal Load, Working Knuckle Couplers, and Metal Wheelsets. Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes