... most competitive prices 5 good diliver Eccentric bearingJinan Kaiming Bearing Co., Ltd. Is a famous bearing manufacturer authorized agent and is one ... steel) -China, (AISI) 52100-American, (Din) 100Cr6 -Germany, carbon steel, iron. 4) Shield / Closure: Plain (Open), Z, ZZ, RS, 2RS, 2ZR ...