![1/8" 3.1MM Mini Chicago Post Black Oxide](http://www.usbind.com/cdn/shop/products/250-4-40-2BLK_13cbc887-b078-4068-9763-f953a12761f4_1024x1024.png?v=1465422719)
1/8" 3.1MM Mini Chicago Post Black Oxide
Drive: None, Flat Solid Head.
Head Diameter: 9/32" (7.2MM)
Thread: #4
Shank Length: 1/8" (3.1MM)
Finish: Black Oxide over Solid Brass, Machined from Solid Brass
Notes: Post only. Match with any of our #4 thread Mini Chicago Screws.
![](https://cdn.shopify.com/s/files/1/0882/9454/files/made-in-usa-3_small.png?17102105347145674832)