A friend of mine runs a small music label in Italy ( https://www.heavypsychsounds.com/ ) in the stoner segment and had some success printing vinyls in limited edition of the bands he publish
You have to create your fan base first, but usually when you build it from the ground up it's loyal and buys everything you print
He makes enough to sustain a small business and had the satisfaction of getting in touch with the bands he once listened to when he was younger and to republish them (Nebula, Nick Oliveri from QOTSA, Brant Bjork from Kyuss)