Qingdao Fortune Anchor Chain Co Ltd is one of the Chinese largest anchor chain factory, our products include anchor chain, mooring chain, open link chain, stud link chain, marine chain, studless link chain,shackle,cast iron sinker etc. The chain's diameter is from 16mm to 132mm of Grade2, Grade3 level.
Our marine cast iron sinker basic weight is 500kgs,1000kgs,2000kgs,3000kgs,4000kgs,5000kgs,8000kgs,10000kgs 
Pls contact with us mooringchain at yahoo dot com if you have the inquiry.