If you want a Slick version of the Huey.
You could use the Checkbox to installe them or not.
But there is probably some not expected behaviour.
You could have the Checkbox marked when the Hardpoints are not installed and vice versa.
The only Indicator if the Hardpoints are installed, is the Empty Weight.
Notice the weight delta round about 300lbs.
Checkbox is on Hardpoints are not Installed
Checkbox is of Hardpoints are installed.
I thought this might be useful for some Editor People.