Firm feel manual box rebuild?

Sedanman said
New Premium Quality Manual Steering Gearbox Gear Box For Dodge & Plymouth Mopar | eBay

Sedanman said
NEW SWS 1966-1982 MOPAR MANUAL STEERING GEAR BOX,16:1,CHYRSLER,DODGE,PLYMOUTH

Sedanman said
1966-1979 Mopar Dodge Plymouth A B C E Body POLISHED Manual Steering Box | eBay

So, Chinese knock-offs of original and Flaming river type steering boxes. Yes they're cheaper, but I'm not so sure I would assume that they're the same quality. Maybe they are, maybe they're not.