10pcs Miniature Sealed Metal Ball Bearing Model: 627-zz 7x22x7mm

30 pcs Bearing: 10 pcs 627 ZZ & 20 pcs 624ZZBearings reduce friction by providing smooth metal balls or rollers and a smooth inner and outer metal surface for the balls to roll against.These balls or rollers bear the load, allowing the device to spin smoothly.Colour: silver627 ZZ Bearings:model: 627 ZZMaterial: metalSize: 7 x 22 x 7mm(Inner Diameter x Outer Diameter x Thickness)624ZZ Bearings:Product Name: Deep Groove Ball BearingType: 624ZZSingle row deep groove ball bearings.Have 2 metal shields to protect the bearing from dust or any possible contamination.These bearings are pre-lubricated with grease.Material: Carbon SteelSize: inner diameter: 4mm outer diameter: 13mm thickness: 5mmPackage Contents:30 x BearingsOnly the above package content, other products are not included.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.