High breaking strength - HR stainless steel 17.4 PH | 10 mm pin - internal dimensions 33x20 mm | Functional load 2640 kg - Breaking strength 6000 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
