[Title]: Demand Only Most expensive also highest quality china company needle roller bearing Na4920, Na4924

We need following:

Na4920 (200pcs)

Na4924(500pcs)

Only Most expensive also highest quality china company …!!!! I need na 4920 and na 4924 ..!!! Pls answer me .!(with best material and the cage should be muscular for both models)

we do not like this kind of normal cage 

But this cage is muscular and kind of having a beautifull shape ..! We prefer this kind of cage for na4924 much more.!