One Shielded Extended Miniature Ball Bearing 1/4" inch x 22mm x 7mm 1/4" inch x 22mm x 7mm Deep Groove Radial Ball Bearings with extended inner race, bearing has Metal Shields, Bearing is made of Chrome Steel each bearing has 2 Metal Shields to protect the bearing from dust or any possible contamination, also bearing is pre-lubricated with grease.
