★【Material】These mini bearings are made of high quality bearing steel for low noise and long service life.
★【Widely Application】These are great for small hobby 6mm shaft/rod projects such as electric motor, 3D printer, quadcopter or ship model.
★【Double Shielded Design】They are double shielded to avoid contaminants entering and save lubricant.
★【Economical】There comes total 10 pcs mini bearings which you may use for many different projects.
★【Size】Bearings have a 6mm inner diameter, a 13mm outer diameter, a 5mm thickness and a 15mm flange.