5/16″-18 x 2 1/4″ (FT) Coarse Thread Grade 5 Carriage Bolt Black Oxide
Fastener Type: Carriage Bolt. Thread Pitch Type: Coarse. Finish: Thermal Black Oxide. Thread Pitch: 18. PICTURES ARE REPRESENTATIVE OF ITEM, BUT ARE NOT OF THE ACTUAL ITEM. Thread Direction: Right. Thread Coverage: Full.