Linear Bearing, Plastic Linear Bearing, Plastic Bearing manufacturer / supplier in China, offering China Factory Stainless Steel 5mm 7mm 9mm 12mm 15mm Miniature Linear Rail and Mini Linear Slide Block Bearing Mgn5c Mgn7c/H Mgn9c/H Mgn12c/H Mgn15c/H, Ballscrew Assembly Linear Motion Manufacturer C5 C7 Precision Rolled Ground Ball Screw (4mm-100mm) with Nut Tbi Size Miniature/Big Lead for CNC Router, China Factory Round Solid Hard Chrome Plated Transmission Hardened Bearing / Stainless Steel 3mm 4mm 5mm 6mm 8mm 10mm 12mm 16mm 20mm 25mm 30mm 40mm Linear Shaft and so on.