High quality, long-lasting, superior shackle. Grade 6 high tensile steel, quenched and tempered. Minimum breaking load is 6 times the W.L.L. Conforms to EN 13889 and meets the performance requirements of US Fed Spec RC-C-271 Type IVA class 2, Grade A. Hot dipped galvanised. Temperature range -20 ° C upto +200 ° C. Supplied with proof load certificate, material certificate available on request.