Description
Ronstan's All Purpose Blocks are a great all-round solution. With Acetal polymer sheaves this triple block with swivel is available in 2 sizes.
Features:
- 316 Stainless Steel polished bearing races, load straps and head
- Universal Captive Lock with swivel head
- Snap shackle adapters to suit are available in standard and trunnion styles
- Low friction, 2 stage ball-bearing system provides consistent performance over the full load range
- High static and dynamic load capacity
- Light weight
- Cheek cutouts for easy bearing maintenance
| SKU | Sheave Diameter | Max Rope Diameter | Max Working Load | Breaking Load | Weight |
|---|---|---|---|---|---|
| RF41300 | 40mm | 10mm | 700kg | 1,400kg | 209 g |
| RF51300 | 50mm | 12mm | 1,200kg | 2,400kg | 369 g |
Ronstan All Purpose Blocks
Ronstan All Purpose Blocks are built with self-lubricating and UV stabilised Acetal polymer sheaves. The block cheeks are impact modified, fibre re-inforced and UV stabilised. The polished bearing races, load straps and head fittings are produced from marine-grade 316 stainless steel.
These blocks are the right choice for sheets, halyards and control line applications for cruising and racing - they provide durability and a long service life.