1.Self-aligning ball bearings 2.Items:1200-1222,1300-1322,2200-2222,2300-2322 3. ... Material:Chrome steel GCr15 4.Type:(K),K+H Self-aligning ball ... or straight bore,with or without adatper sleevesK,K+H 2. Material:Chrome steel GCr15,steel cage3. Precision:P0,P6,P54 ... 7K2207aligning ball bearing with ...