Product Info Catalog Hardware Fasteners Bolts 100-Pack 5/16-18x2-1/2-Inch Bolts 100-Pack 5/16-18x2-1/2-Inch Bolts 100-Pack 5/16-18x2-1/2-Inch Bolts 100-Pack 5/16-18x2-1/2-Inch Bolts Request a Quote UPC: 08236074642 SKU: 799414 Model Number: 190108 100 Pack 5/16-18 X 2-1/2-Inch Hex Bolt, Low Carbon Steel, Coarse Thread.