A weldless, drop forged, carbon steel shackle with an eye bolt which has metric coarse threads on the end. Please specify Ungalvanized (Black) shackle or Galvanized shackle is required. Ungalvanized. Size: Body dia: 6mm, Opening: 12mm, Screw Pin Thread: M 8, Clear Length: 32mm, Pin dia: 8mm, S.W.L: 0.15ton