![5/16" 7.9MM Mini Chicago Screw Black Oxide](http://www.usbind.com/cdn/shop/products/4-40_Screw_BLK_e2fa0888-87c9-4079-af69-5c9f1a302a76_1024x1024.png?v=1465418368)
5/16" 7.9MM Mini Chicago Screw Black Oxide
Drive: Slotted
Head Diameter: 9/32" (7.2MM)
Thread: #4
Shank Length: 5/16" (7.9MM)
Finish: Black Oxide over Solid Brass, Machined from Solid Brass
Notes: Screw only. Match with any of our #4 thread Mini Chicago Posts.
![](https://cdn.shopify.com/s/files/1/0882/9454/files/made-in-usa-3_small.png?17102105347145674832)