... , U2, U3 2. Type: Open and Stud 3. Certificates:CCS, ABS, etc. offshore mooring chains Originally studs were ... with a windlass.1. Material: U1, U2, U32.Certificate: CCS, ABS, LR, GL, DNV, NK, BV, KR, ... your requestWe can also provide grade 1, 2 and 3 stud & open link chain; marine anchor: Hall ... Black bitumastic paint or galvanized finishes are available.3. Continuous lengths can be made to order with ...