National Manufacturing N177-287 Clevis Slip Hooks 1/2" Grade 43 Product Description Whether for home, farm, builder or industrial customers, National has all the right hardware in the sizes and finishes you need. With over a century of service National is committed to maintaining the highest level of product quality, innovation and manufacturing technology. Providing latching and fastening options for all of your indoor and outdoor uses. A deep selection of chain accessories like clevis hooks and quick links are made from the best materials for high strength and weight ratings. From the Manufacturer Whether for home, farm, builder or industrial customers, National has all the right hardware in the sizes and finishes you need. With over a century of service National is committed to maintaining the highest level of product quality, innovation and manufacturing technology. Providing latching and fastening options for all of your indoor and outdoor uses. A deep selection of chain accessories like clevis hooks and quick links are made from the best materials for high strength and weight ratings. Features Authorized Replacement for Stanley Hardware Stock #N177-287 Designed for making quick connections with chain in industrial and construction applications Meets Grade 43 hook specifications Removable clevis is for easier rigging For use with chain of an equal or lower grade; Not designed for over-head lifting Designed for making quick connections with chain in industrial and construction applications Meets Grade 43 hook specifications USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.