Anchor chain, marine anchor chain, boat chain U2, u3 stud, studless anchor chain Size: 12.5mm-162mm Surface: black tarred hot dip galvanized Short delivery time (10-30 days Marine anchor chain, u2 anchor chain, stud anchor chain, studless anchor chain, u3 anchor chain. Size: 12.5mm-162mm Surface: black tarred hot dip galvanized We strongly recommend the following our products to you. 1>kenter shackle, grade: u2, u3, r3, r4 2>pear shaped joining shackle, grade: u3, r3, r4 3>c shaped joining shackle, grade: u3, r3, r4 4>d shaped joining shackle or anchor shackle, grade: u2, u3 5>anchor swivel shackle, grade: u2, u3 Iso quality management system: iso9001-2000 , api-q1 quality and iso/cd14690 (hse ) management system have been separately approved by api (usa), csqa(china) and qsmscc (china). Certificate: gl, bv, lr, rina, kr, ccs, abs, rs, mill Gunny bag, steel drum, wooden case or as customer's requirements