Crosby S-253 Screw Pin Sling Shackle, 35 ton capacityAll alloy construction. Each shackle has a Product Identification Code (PIC) for material traceability along with a Working Load Limit and the name Crosby forged into it. Increased radius of bow gives wider sling bearing surface resulting in an increased area for load distribution, allows better load distribution on internal fibers. Increasing Synthetic Sling efficiency as compared to standard anchor and chain shackle bows and conventional hooks. This