Nylon slider for Allen external rails . Resistant to high loads, these sliders are specifically designed for installation on 18mm or 22mm external rails. Discover our other models suitable for all your sail rails.
| Model | For | L x H Overall | Thickness | Hole |
| 18mm | Rail Small Allen A.349 | 23mm x 20mm | 6mm | 9mm x 5mm |
| 23mm | Small Allen A.349 or Medium Allen A.749/849/1049 rail | 28mm x 20mm | 6mm | 15mm x 6mm |