Keep loose pages securely organized with our black aluminum screw posts, designed for a clean, modern look and reliable performance. Ideal for photo albums, swatch books, architectural and engineering drawings, menus, and more, these screw posts, also known as Chicago screws, provide a strong yet removable binding solution. Each set includes a threaded post and matching screw that fasten together through pre-punched round holes, creating a secure hold while allowing for easy updates or revisions. Available in sizes ranging from 1/8" to 1-1/2”. Durable, reusable, and easy to assemble, black aluminum screw posts offer a versatile and professional binding option for both everyday and specialized projects.
| Size | Part Number | Diameter (Post/Heads) | Quantity |
| 1/8" | SO18BKSP | 3/16" and 7/16" | 100pk |
| 3/16" | SO316BKSP | 3/16" and 7/16" | 100pk |
| 1/4" | SO14BKSP | 3/16" and 7/16" | 100pk |
| 3/8" | SO38BKSP | 3/16" and 7/16" | 100pk |
| 1/2" | SO12BKSP | 3/16" and 7/16" | 100pk |
| 5/8" | SO58BKSP | 3/16" and 7/16" | 100pk |
| 3/4" | SO34BKSP | 3/16" and 7/16" | 100pk |
| 7/8" | SO78BKSP | 3/16" and 7/16" | 100pk |
| 1" | SO100BKSP | 3/16" and 7/16" | 100pk |
| 1-1/2" | SO112BKSP | 3/16" and 7/16" | 100pk |
| 2" | SO200BKSP | 3/16" and 7/16" | 100pk |
| 2-1/2" | SO212BKSP | 3/16" and 7/16" | 100pk |
| 3" | SO300BKSP | 3/16" and 7/16" | 100pk |
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