HARDWARE - Lag Bolts All lag bolts are hex head Zinc plated or stainless steel Size: 1/4″X 2″ 5/16″X 2″ 5/16″X 3″ 5/16″X 3-1/2″ 5/16″X 4″ 3/8″X 2″ 3/8″X 3″ 3/8″X 4″1/2″X 3″ and other size you need Lag Bolts