Black Chicago Screw Posts

Want to shop screw posts by color? No problem! Black Chicago screws come in both aluminum metal and plastic material options. Though the same color, they vary quite a bit in many important factors, so compare the options below to learn more.

Editable Yes With Effort
Closure Screw-Closed Snap-Closed
Sizes Available 1/8” through 5” 1/8” through 1”
Extensions Available Yes No
Black Finish Glossy Matte

Whichever style of black binding post you choose, you can rest easy knowing that the deep black color is professional and can offer your documents a more executive appeal. They are the premier choice for proposals and other important documents.

Bulk pricing is available for most options, so if you need high quantities, remember to call us at (866) 537-2244 or email

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Screw Post Type  

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  1. Black Aluminum Chicago Screw Posts (Pack of 100)

    • 3/16" Post Diameter; 7/16" Head Diameter
    • Length: 1/8" - 5"
    • Head Style: 1 Side Slotted (Flat Head) / 1 Side Smooth
    • Made of a strong aluminum metal
    • Free Shipping $75+
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  2. Black Plastic Snap Lock Screw Posts (Pack of 100)

    • 1/4" Post Diameter; 3/8" Head Diameter
    • Length: 1/8" - 1"
    • A lightweight, inexpensive, and semi-permanent binding post solution for their fairly thin books
    • Made of a durable resin plastic
    • Free Shipping $75+
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  3. Black Aluminum Chicago Screw Post Extensions (Pack of 100)

    • 3/16" Post Diameter
    • Length: 1/4" - 1"
    • Add-on tool for your screw posts that increase the capacity
    • They simply screw into the post, adding extra length
    • Free Shipping $75+
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