BALL JOINT INNER, PIN BALL JOINT, INNER BEARING TUBE, OUTER BEARING TUBE BALL JOINT INNER, PIN BALL JOINT, INNER BEARING TUBE, OUTER BEARING TUBE 1. CNC turned part, maching, turning, cutting, milling, cnc lathed part, boring, grinding, threading, drilling2. Materials: copper, brass, carbon steel, stainless steel, aluminum3. High precision and efficiency, competitive price by automatic lathe4. ...