Description: Screw pin bow type anchor shackle Marine grade, high polished and smooth contours Heavy-duty construction, strong, durable and does not rust Used as a connector between anchors and anchor chains Great for various marine and industrial applications Specification: Material: alloy steel Size:(approx.) 1/2inch; Length x Height:4.13 x 5.12 inch/105 x 130mm; for 4.75tons Package Includes: 1 Piece of Bow Shackle