Viewing a single comment thread. View all comments

MNJon t1_iuij1kl wrote

Those are railroad car wheel assemblies, not truck wheels.

1

carpeteyes OP t1_iuiz3lq wrote

Railroad car wheel assemblies are called trucks. They were called trucks before large automobiles were called trucks.

1

MNJon t1_iuj0yrw wrote

I learn something new every day. Thanks.

1