Knotted chain sold in reels. This type of chain has no welds and is thus cheaper than butt welded stainless chains. Sold in sizes 1.6x23mm, 1.8x26mm, 2x28mm, 2.2x31mm, 2.5x35mm, 2.8x39mm where the first dimension is the diameter of wire and the second dimension is the length of one section
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