Description:Made of materials and guaranteed by strict inspection and production.T-type structure does not make fishing line knotted, or twisted.Swivel to smooth,super tentionFor making heavy duty rigs and deep sea rigs.Applicable to many different kinds of fishing.Specification:Material: MetalSize 2#: Approx. 18 x 18mm/0.7 x 0.7inch; Test: 43kg/95lbPackage Includes:8 Pieces -Line Crane Swivel