Ceramic Bearing 4x8x3 - Sealed - Miniature power tool bearing bearing is made from stainless

bearing is made from stainless steel with Ceramic Balls (Si3N4)

Static load : 31

outer diameter is 1/2" and width is 0

Used in starter motors

Fits Speed Composites Straight-pull Front HUB Bicycle

Ceramic Bearing 4x8x3 - Sealed - Miniature power tool bearing bearing is made from stainless4 x 8 x 3 Sealed Ball Bearing With Ceramic balls 4 x 8 x 3 Sealed Ball Bearing, made from durable 52100 alloy steel, commonly known as chrome steel With Ceramic balls, each bearing has 2 Rubber Seal to protect the bearing from dust or any possible contamination, plus its pre lubricated with grease so its ready to roll right away. 4 x 8 x 3 Ball Bearing Deep Groove Ball Bearing Balls: Ceramic Material: Chrome Steel Closures: Two Rubber Seals