6511250 5/16″-18″ x 1.250″ Hex Black Bolt – Model 6511250
6511250 5/16″-18″ x 1.250″ Hex Black Bolt. Part number: 6511250. Fasteners Hex Bolts.
640-1250 Black Oxide 1/4-20″ RH Thread 1.250″ UHL 12-Point Bolt with 5/16″
640-1250 Black Oxide 1/4-20″ RH Thread 1.250″ UHL 12-Point Bolt with 5/16″ Socket and Washer, (Set of 5). Country Of Origin :United States.