Sold as one unit. (1 unit = 10 each.) 3". Swiveling. For marine, industrial or agricultural uses. Stainless steel construction. Superior strength and corrosive resistance to comparable zinc or bronze snaps. Polsihed. Reference National No. 262- 345. Bulk. Manufacturer number: T7631804. SKU #: 5336813. Country of origin: Malaysia. Distributed by Campbell Chain/Coopertools.