Anchor Chain: U2 U3 RQ3 RQ4 Marine Mooring Anchor Chain1.Material:carbon steel 2.Strcture:welded link chain 3.Inepensive and quality assurance4.Size: 12.5mm-162mm5.Grade: U2 U3 RQ3 RQ4 6.Surface: Black tarred,Hot Dip Galvanized, self-colour.7.Certificate: LR, ABS, DNV, BV, NK, GL, RINA,CCS.Specification of Studless Link Anchor Chain:..