Ronstan Series 20 Ball Bearing Block with Series 20 block linked at 90 Degrees, RF20284
Ronstan
AUD $27.95
AUD $37.82
(You save
AUD $9.87
)
The Ronstan Series 20 Ball Bearing Block with Series 20 Block Linked at 90 Degrees (RF20284) is a compact, high-performance double block arrangement designed for complex control line systems on dinghies, sportsboats, and foiling craft. This innovative design links two Series 20 ball bearing blocks at a fixed 90-degree angle, allowing for smooth directional changes and efficient load distribution where space and precision matter.
Each block features stainless steel ball bearings running on a fibre-reinforced polymer sheave, providing excellent low-friction performance and long-lasting durability under dynamic loads. The lightweight, corrosion-resistant construction ensures smooth operation in demanding marine environments.
Ideal for vang, cunningham, or traveller systems, the Ronstan RF20284 delivers precise control, reduced friction, and dependable performance for sailors who demand the best from their rigging systems.
Ideal for tack lines, barber haulers etc.
FEATURES
Low friction
High static and dynamic load capacity
Lightweight
Specifications
| Type of Block | Linked |
|---|---|
| Sheave diameter (mm) | 20mm |
| B.L. (kg) | 550 |
| M.W.L. (kg) | 250 |
| Max. Rope diameter (mm) | 6 |
| Weight (g) | 30 |
