Conical Hexagonal Nut Cadium Plated 1-1/2-6 Grade 9 length_6 This carriage bolt has a

This carriage bolt has a length of 20" with a threading of 5/8-11 [Partially Threaded]

The fittings have a length of 1/2'' and a thread of 1/2-14

The screws have a thread of 1-1/2-6 and a length of 9-1/2

The screw has a length of 5-1/2 and a thread of 1-1/2-12

The colored steel chain noir has good corrosion resistance

Conical Hexagonal Nut Cadium Plated 1-1/2-6 Grade 9 length_6 This carriage bolt has aThese locknuts have an irregularly shaped thread at the top of the nut that grips the bolt for a stronger hold than nylon insert locknuts. They thread on from the bottom of the nut, allowing more threads to engage the bolt before tightening for easier installation than center lock distorted thread locknuts. The strength of the bolt should match the strength of the nut to prevent damaging threads. They'renot reusable. About 20%stronger than high