Dunlop BTL: CMG6/1 F39 M6X1.00C-Seies Ball Joint Rod End and Ball Joints 3-piece standard range of self lubricating general purpose male rod ends suitable for light to medium heavy industrial/mechanical load applications requiring low friction and good wear resistance, available in both metric & imperial bore & thread sizes. They have excellent moisture resistance and require no maintenance and have a wide operating temperature range. Ball Joints CMG Series- Die Cast C-Series is a 5-piece range of spring retained and lockable ball joints suitable for medium industrial/mechanical load applications, inner ring retains the ball stud while the safety clip prevents the ball stud from being removed. CMG/1- Series ball joints are also available without the ball stud allowing for assembly on to a pre-positioned stud, please ask your local branch for more details. Body: Die cast zinc alloy Ball: Bearing Steel 100Cr6 Ball Stud: S35C, case hardened zinc plated white and blue passivate