High breaking strength - HR stainless steel 17.4 PH| 14 mm pin - internal dimensions 63x28 mm| Working load 5120 kg - Breaking strength 12000 kg| HR = Shackles forged in 17.4PH stainless steel, which has a very high breaking strength. The shackle deforms when overloaded. | Used as standard on large sailing boats and to a large extent also in the industrial sector
