![National Hardware N221-341 Eye Bolt, 1/2-13 Thread, 3-3/4 in L Thread, 1 in ID Dia Eye, 10.14 in L Shank, Steel, Zinc [SKU: ORG6790091]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/600x600/products/79181/77380/6790091__77255.1692632536.jpg?c=1 "National Hardware N221-341 Eye Bolt, 1/2-13 Thread, 3-3/4 in L Thread, 1 in ID Dia Eye, 10.14 in L Shank, Steel, Zinc [SKU: ORG6790091]")
![National Hardware N221-341 Eye Bolt, 1/2-13 Thread, 3-3/4 in L Thread, 1 in ID Dia Eye, 10.14 in L Shank, Steel, Zinc [SKU: ORG6790091]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/1280x1280/products/79181/77380/6790091__77255.1692632536.jpg?c=1 "National Hardware N221-341 Eye Bolt, 1/2-13 Thread, 3-3/4 in L Thread, 1 in ID Dia Eye, 10.14 in L Shank, Steel, Zinc [SKU: ORG6790091]")
Product Overview
Standard machine screw threads, Course machine screw thread on the extra large sizes (larger than 1/2 x 12), When subjected to 312 hr of salt fog spray testing, zinc-plated hardware showed severe corrosion while hardware with WeatherGuard protection withstood these harsh conditions with very little deterioration. [QTY/UOM: 1EA / 1EA]
![National Hardware N221-333 Eye Bolt, 1/2-13 Thread, 3-3/4 in L Thread, 1 in ID Dia Eye, 8.14 in L Shank, Steel, Zinc [SKU: ORG6790083]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/79180/77379/6790083__41074.1692632535.jpg?c=1 "National Hardware N221-333 Eye Bolt, 1/2-13 Thread, 3-3/4 in L Thread, 1 in ID Dia Eye, 8.14 in L Shank, Steel, Zinc [SKU: ORG6790083]")
![National Hardware N221-325 Eye Bolt, 1/2-13 Thread, 3-3/4 in L Thread, 1 in ID Dia Eye, 6.14 in L Shank, Steel, Zinc [SKU: ORG6790075]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/79179/77378/6790075__70980.1692632535.jpg?c=1 "National Hardware N221-325 Eye Bolt, 1/2-13 Thread, 3-3/4 in L Thread, 1 in ID Dia Eye, 6.14 in L Shank, Steel, Zinc [SKU: ORG6790075]")
![National Hardware N221-309 Eye Bolt, 1/2-13 Thread, 1-3/4 in L Thread, 1 in ID Dia Eye, 2.14 in L Shank, Steel, Zinc [SKU: ORG6790067]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/79178/77377/6790067__99618.1692632535.jpg?c=1 "National Hardware N221-309 Eye Bolt, 1/2-13 Thread, 1-3/4 in L Thread, 1 in ID Dia Eye, 2.14 in L Shank, Steel, Zinc [SKU: ORG6790067]")
![National Hardware N221-317 Eye Bolt, 1/2-13 Thread, 3-1/2 in L Thread, 1 in ID Dia Eye, 3.95 in L Shank, Steel, Zinc [SKU: ORG6790109]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/79182/77381/6790109__11196.1692632536.jpg?c=1 "National Hardware N221-317 Eye Bolt, 1/2-13 Thread, 3-1/2 in L Thread, 1 in ID Dia Eye, 3.95 in L Shank, Steel, Zinc [SKU: ORG6790109]")
![National Hardware N221-143 Eye Bolt, 1/4-20 Thread, 3 in L Thread, 0.56 in ID Dia Eye, 5.02 in L Shank, Steel, Zinc [SKU: ORG6789978]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/79170/77369/6789978__86800.1692632532.jpg?c=1 "National Hardware N221-143 Eye Bolt, 1/4-20 Thread, 3 in L Thread, 0.56 in ID Dia Eye, 5.02 in L Shank, Steel, Zinc [SKU: ORG6789978]")