Single Mustad 7691D. 7/0, 8/0 & 9/0 rigged on 5/64 600lb 7x7 Stainless Steel Cable. 10/0, 11/0, & 12/0 rigged on 3/32 900lb 7x7 Stainless Steel Cable. Nicopress nickle-plated copper double sleeves with chafe tube on both hook and loops and heat shrink over the connections made right so failure is not an option. One hook up and one down. Sizes 9/0-12/0