How do i make props fall at same speed?

im trying to make a vomit comet type device. but all the props fall at different rates

[editline]06:25PM[/editline]

any one know how to make all the props fall at the same speed?

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Give them the same weight? Or try messing around with physical properties tool.

i tried the same weight its a little better but not perfect

Weld them together?

they need to fall freely

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