... clearance codes: C2, C3, C4, C5Material: AISI52100, AISI440C, AISI304, AISI316, Ceramic Retainer: PTFE, Nylon, PEEK Or Stainless SteelPackage:industial package,single ... delivery against copy B/L Contact Info:Aoxiang Bearing Manufacturing Co.,ltd Tel:0086-635-8424025 Fax:0086-635-8424025 Mobile:008613181078222 ...