A: It's possible but expensive. Better to purchase ones that already have a brake
A: Don't think so!
A: Yes, but it would also depend on your flooring and the total weight of the object.
A: I'd say no.
A: No, the cast iron wheel will damage it.
A: Hi Yvette, Yes, You may paint these casters, and with sufficient drying time the paint should not transfer to your carpet. Mike
A: Yes, with the correct paint these casters can be painted and will not transfer to carpeting.
A: You would need to directly contact the manufacturer for that information.