Designed with shoulder so that it can be tightened in place. Bar code label is color coded to identify wire size. Pintle punched for 5/16 In (1/2 In size) or 3/8 In (5/8 In size) bolts. Superior strength (SWL) is clearly defined on label. Manufactured from forged steel. 3/8" x 6" Galvanized Designed with shoulder so th