| 摘要 |
<p>PURPOSE:To enable to switch a hollow float to a ring-having float with one touch without cutting a line and a leader. CONSTITUTION:This swivel is produced by winding up a stainless steel wire in mutually different directions from a support point (at which one of two wires on the side of a snap is wound up on the other wire) so as to tightly match with a cushion.</p> |
