Giới thiệu Set 10 Vòng Bi 693ZZ 3 * 8 * 4mm Chuyên Dụng
【STR】10pcs 693ZZ Miniature Ball Bearings 3*8*4mm Small Double Shielded BearFeatures:
These miniature bearings are made of high quality bearing steel for low noise and long service life.
They are double shielded to avoid contaminants entering and save lubricant.
Bearings have a 3mm inner diameter, a 8mm outer diameter, and a 4mm thickness.
These are great for small hobby 3mm shaft/rod projects such as 3D printer, quadcopter or ship model.
There comes total 10 pieces miniature bearings which you may use for many different projects.