Weldless, drop forged, carbon steel shackle with an eye bolt which has a metric coarse threaded end. Please specify Ungalvanized (Black) or Galvanized shackle is required. Ungalvanized. Size: Body dia: 8mm, Opening: 14mm, Screw Pin Thread: M10, Clear Length: 40mm, Pin dia: 10mm, S.W.L: 0.35ton.