nylon long chain zipper SIZE:3#,4#,5#,7#,8#,10#. DIFFERENT QUALITY,WEIGHT,COLOR ALSO HAVE DIFFERENT TEETH NYLON ZIPPER ... long chain zipper specifications:1) Available types: 3#, 4#, 5#, 7#, 8#, 10#2) More specifications available upon request3) Teeth are smooth and ... /200yards- 3.3kg/200yards.7)NO.10 nylon zipper long chain zipper 2.5kg/100yards -4.7kg/100yards. 5#,8#,10# nylon long chain ...