N/a manufacturer / supplier in China, offering 695open Type High-Speed Micro Bearing 5X13X4mm for Drone Motors, Dust/Temp Resistant, Long-Lifespan 623z Stainless Steel Bearing, Low Vibration, Optical Equipment Certified, Dustproof 623z Micro Bearing for Robotics, 3*10*4mm, Stainless Steel, 24h Delivery and so on.