A kind of rock fishing rotary-ring lead,The top and bottom end for especially referring to center-pole are equipped with two pivot parts,Two rotating members are arranged for pivot knot in two pivot part,Two swivel beckets are arranged by the two rotating members pivot knot again,Two swivel becket sets bus and fishing group for tying up,The axis hole of what plummet is pierced by by the central post top portion,And the what central post top portion is arranged by washer,The center-pole bottom is additionally provided with expansion block edge,Backstop what plummet bottom is used,The plummet is corresponded to open to cut open at what axis hole and be stitched equipped with a ditch； It only needs first to deviate from washer,Center-pole can be extracted out,Bus can be pierced by from groove,Achieve the purpose that quick-replaceable plummet,For its characteristic person.一種磯釣轉環鉛，尤特指中心桿的頂端與底端設有二樞結部，該二樞結部可供樞結設置二轉動件，再由該二轉動件樞結設置二轉動環，該二轉動環可供綁設母線與釣組，由該中心桿頂部穿出於鉛錘的軸孔，並由墊圈套設於該中心桿頂部，該中心桿底部還設有擴大擋緣，藉以止擋於鉛錘底部，該鉛錘對應於軸孔處開剖設有一溝縫；僅需先將墊圈脫出，即可抽出中心桿，讓母線可以從溝槽穿出，達到快速更換鉛錘的目的，為其特徵者。
