100PCS S608 ZZ / 2Z 8x22x7 mm Stainless Steel Miniature Deep Groove Ball Bearing
Sealing material:Stainless Sheet Steel. Ring Material: Stainless Steel 420. Cage Material: Stainless Steel. Tolerance for inside Ø (mm): 0/-0,008. Tolerance for outside Ø (mm): 0/-0,009. Tolerance for width (mm): 0/-0,12.