DIMENSIONS: 30.15 mm inner diameter, 41.5 mm outer diameter, 6.5 mm thickness. and 1 Pack with 2 bearings.
GREASE:They are characterized by excellent water resistance and load-carrying properties and help provide long-term protection against rust and corrosion.
Sealed ACB:Featuring highly polishes races, angled chamfer areasand high grade balls, We contact bearings come in a variety of sizes and grades, These bearings slip fit into headset cups or head tubes.
Bearing CareTo prolong the life of your bearings, do not direct a high jet of water near areas of your bike where there bearings are located - an ingress of water can lead to premature bearing failure.
52100 Chrome Steel,Pre-lubricated,Suitable for Most Bikes.