The abrasion resistance is guaranteed by a special oxidation process in which all parts of the shackles are separately coated with paint. This means that bolts and threads also have a permanent black surface.

Shackle high tensile steel, drop forged, with screw collar pin Blackline

U.S. Federal Specification RR-C-271 according to EN 13889, CE stamped, safety factor 6

U.S. Federal Specification RR-C-271 according to EN 13889, CE stamped, safety factor 6.

All prices are in euros plus statutory value-added tax
Delivery and payment terms can be found here