{"product_id":"5-16-18-x-4-a307-grade-a-carriage-bolt-zinc-plated","title":"5\/16-18 x 4 A307 Grade A Carriage Bolt Zinc Plated","description":"\u003cp\u003e5\/16-18 x 4 A307 Grade A Carriage Bolt Zinc Plated .  A307 Grade A Carriage Bolts are manufactured from low carbon steel to meet or exceed ASTM A307 Grade A.  Material is manufactured with rolled threads.  Lengths out to 6 inches will be fully threaded.  Lengths over 6 to 12 inches will have 6 inches of thread.  Zinc plated material will meet or exceed ASTM F1941.  Hot-Dip Galvanized material will meet or exceed ASTM A153.  Typical hardness will range from HRB 69-100 and a minimum tensile strength of 60,000 psi is required.\u003c\/p\u003e","brand":"FMW Fasteners","offers":[{"title":"Default Title","offer_id":53365098447161,"sku":"1300074","price":0.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/6067\/0009\/files\/media_d76692d4-ccfb-4889-87cd-419f1d829d03.jpg?v=1780796631","url":"https:\/\/makeitstudios.com\/products\/5-16-18-x-4-a307-grade-a-carriage-bolt-zinc-plated","provider":"MakeIt Studio","version":"1.0","type":"link"}