5/16-18 x 6 1/2" Carriage Bolts (6" Thread Length, Under-Sized Body), Coarse, A-307 Grade A, Zinc Cr+3

Buy the 5/16-18 x 6 1/2" Carriage Bolts (6" Thread Length, Under-Sized Body), Coarse, A-307 Grade A, Zinc Cr+3 online from South Coast Fasteners. It measures 5/16" diameter, 6 1/2" length, coarse thread, A-307 Grade A with a Zinc Cr+3 finish. Designed for structural framing, heavy equipment, and general assembly. These carriage bolts are part of our Carriage Bolts line, stocked across industries such as Automotive and Marine & Offshore.

Pairs well with Finished Hex Nuts and Flat Washers to complete the assembly. Please contact us if you need assistance in selecting the right product or placing an order.