... -6220 ,6300-6320 ,6403-6413 3) Material: Gcr15 (Chrome steel) -china, (AISI) 52100-American, (Din) 100Cr6 -Germany, carbon steel, iron. ... brand, etc.)3. The company promises: Jinan Tengyi Bearing Co., Ltd. Is a famous bearing manufacturer authorized agent and is one of the ... to establish friendly relations of cooperation Good quality UCP 205 bearing with spherical outside surface in competitive price