- axle { position 14.5; wheel_diameter 10; object "M37504-axle.object"; };
- axle { position -14.5; wheel_diameter 10; object "M37504-axle.object"; };
+ axle { position 14.5; wheel_diameter 10; object "axle-10-grooved.object"; };
+ axle { position -14.5; wheel_diameter 10; object "axle-10-grooved.object"; };