Trawling Shackle Bow Type Square Head Pin, also known as trawling bow shackle.
The trawling bow shackle with square head pin is commonly used in the marine industry for trawling purposes during fishing expeditions.
The trawling bow shackle with square head pin, made from superior mild steel, and surface finish is blue painted generally.
Safety factor of square head pin bow shackle is MBL equals 4 × WLL, we have the WLL from 1Ton to 7Ton. And you can choose the size from 10×12mm to 32×35mm.