Set 10 Bạc Đạn 684zz 4x9 X 4 mm Abec-5 Mini 684 Zzz

684ZZ Shielded Ball Bearing, Bearing IS made of Bearing Steel, each bearing has 2 Metal Shields to protect the bearing from dust or any possible contamination, also bearing is pre-lubricated with grease. 684zz bearing is a kind of multi-purpose miniature bearing. It widely used in precision instruments, Minimotor, remote control model, etc industries. Material: Bearing Steel Size:4 x 9 x 4mm Colour:Silver Model:684ZZ Quantity: 10 pcs Package Contents: 10 x Miniature Ball Bearings Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.