plastic wheels and a plastic body construction

Here is a Williams 21454 O M&SL GP9 Diesel Locomotive #2348

Model Number: 30-90604

The Trainz SKU for this item is P11393766

Micro-Trains 03100472 N Bangor & Aroostook 50' Single Door Boxcar #10038 VariantsUnitPrice_number_133.52 plastic wheels and a plasticThis is a MicroTrains 3100472 N Bangor & Aroostook 50' Standard Boxcar Single Door #10038. This item features plastic wheels, plastic trucks, and knuckle couplers. Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9) Manufacturer: Micro Trains Model Number: 03100472 Road Name: Bangor & Aroostook (BAR) Scale Era: N Scale Model Type: Freight Cars The Trainz SKU for this item is P12105137. Trainz Product Id: 12105137