Specification Brand : Master Link Color : Zinc Plated Label : Master Link Manufacturer : Master Link MaterialType : Zinc PartNumber : 51924 ProductGroup : Home Improvement ProductTypeName : MECHANICAL_FASTENERS Publisher : Master Link Size : 3/8 in. x 4 in. SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/31R02bZHQRL._SL75_.jpg SmallImage_Width : 75 Studio : Master Link Title : Master Link 3/8" x 4" Bolt Snap Double Ended Zinc Plated