These premium black Fellowes double loop wire binding spines are designed for use with the Fellowes Quasar Wire Binding Machine . Still, these black elements are also compatible with virtually any other 3:1 pitch twin loop or double loop wire binding system. These black spines allow you to quickly and easily create professionally bound reports and presentations. Get 25 black wire binding spines with every order.
| Size | Pitch | Approximate Capacity (20# Paper) |
| 1/4" | 2:1 Pitch (21 Loops) | 5-45 Sheets |
| 5/16" | 2:1 Pitch (21 Loops) | 45-60 Sheets |
| 3/8" | 2:1 Pitch (21 Loops) | 60-75 Sheets |
| 7/16" | 2:1 Pitch (21 Loops) | 75-90 Sheets |
| 1/2" | 2:1 Pitch (21 Loops) | 90-105 Sheets |
| 9/16" | 2:1 Pitch (21 Loops) | 105-120 Sheets |
| 5/8" | 2:1 Pitch (21 Loops) | 120-135 Sheets |
| 3/4" | 2:1 Pitch (21 Loops) | 135-160 Sheets |
| 7/8" | 2:1 Pitch (21 Loops) | 160-190 Sheets |
| 1" | 2:1 Pitch (21 Loops) | 190-220 Sheets |
| 1 1/8" | 2:1 Pitch (21 Loops) | 220-240 Sheets |
| 1 1/4" | 2:1 Pitch (21 Loops) | 240-280 Sheets |
| 1 1/2" | 2:1 Pitch (21 Loops) | 280-310 Sheets |