Fair point, The cheaper freewheels, IME, never have enough grease or lube in them. Ensure you dribble lube into the new one - that way you'll be keeping the risk of seizure reduced. Or if your comfortable in your capabilities, strip n grease it before usage.Take it back from where you bought it. that's not really meant to happen
Although traditionally it is recumbent riders who have been accused of going over to the Dark Side, I think it is time to put fixed riders there, too. Anyone who pedals every single inch of the way cannot possibly be trusted to ride a bike, let alone run a galaxy.