This upright lead block with a 20mm sheave from Ronstan is typically used for halyards at the mast base.
Lead blocks are a low-profile solution for leading halyards or other rig sail controls back to cleats or jammers.
Ideal for high load applications. Manufactured with a wear-resistant Nylatron® sheave - a lightweight self-lubricating polymer.
This upright block is suitable for use with rope or wire.
Features:
- High static and dynamic load capacity
- 316 Stainless Steel housing
- Light weight
- Cheek cutouts for easy bearing maintenence
- Fastening: 2 x 6mm (1/4") - Not included
| SKU | Sheave Diameter | Max Rope Diameter | Max Working Load | Breaking Load | Weight |
|---|---|---|---|---|---|
| RON-RF20171 | 20mm | 6mm | 250kg | 550kg | 18 grams |
