Inquiry (采购产品): Machinery and Industrial Supplies how much is the ball screw for: R20-5T3-FSI-450-490-0.05-M R16-5T3-FSI-450-490-0.05-M R16-5T3-FSI-260-320-0.05-M Thanks **** Hidden Message ***** Mr. Nguen, Heavy Parts, 785645, Country:Vietnam **** Hidden Message ***** mraharja@yahoo.com