Trawl Block STB Type Swivel Eye Single Sheave LG RIGGING® with 4:1 safety factor and oilable roller bearings or ball bearings.
It's welded with strong weld joints to ensure high strength and and good looks at the same time.
The surface of this trawl block is painted, this one is blue painted, you can also request to change to other colors you like.
This trawl blocks STB type is with copper sleeve, with oil filling nozzle, rotating eye and pin after heat treatment, to ensure high strength.
The trawl block can be used for offshore, marine, construction and commercial fishing.