Patented Wright Drive distributes contact over a larger surface area for greater gripping power and strength.
| PART NUMBER | DESCRIPTION | PART NUMBER | DESCRIPTION | |
|---|---|---|---|---|
| 31-08mm | 8mm | 31-15mm | 15mm | |
| 31-09mm | 9mm | 31-16mm | 16mm | |
| 31-10mm | 10mm | 31-17mm | 17mm | |
| 31-11mm | 11mm | 31-18mm | 18mm | |
| 31-12mm | 12mm | 31-19mm | 19mm | |
| 31-13mm | 13mm | W110 | Rail | |
| 31-14mm | 14mm | W3 | 12 Clips |