Quick view Add to Wishlist Bowmalloy 36781 Hex Lock Nut: 5/16-18, Grade 9 Steel, Cadmium-Plated with Wax Hex Lock Nut: 5/16-18, Grade 9 Steel, Cadmium-Plated with Wax 0.263" High, 1/2" Width Across Flats, Right Hand Thread MSRP: $114.78 Add to Cart The item has been added Compare