The Trainz SKU for this item is P11494187

and very strong

This is an ST Racing Concepts ST8232BR CNC Machined Brase Front Axle Caster Blocks (1) for TRX-4 (Black)

Model Number: 41-042

Life Like 7979 N Scale Western Maryland Caboose #1856 DwDetails-12.00-4.26-24.00-14.00-8.00-1 The Trainz SKU for thisLife Like 7979 N Scale Western Maryland Caboose #1856. This car features plastic construction, plastic trucks, metal wheels and axles, and Rapido couplers. Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9) Manufacturer: Life Like Model Number: 7979 Road Name: Western Maryland (WM) MSRP: $15. 00 Scale Era: N Scale Model Type: Freight Cars The Trainz SKU for this item is P11568203. Trainz Product Id: 11568203