# Ronstan Series 20 Ball Bearing Block - Double - 2-Axis Shackle Head [RF20202]

**Series 20 Ball Bearing Block - Double - 2-Axis Shackle Head**  
  
**Features:**  

-   Low friction  
    
-   High static and dynamic load capacity  
    
-   Lightweight  
    
-   Precision molded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low friction  
    
-   Two-Way head can be fixed at 0° or 90°

  
  
**Applications:**  

-   Dinghy control lines  
    
-   Dinghy vangs  
    
-   Cunninghams  
    
-   Traveller controls

  
  
**Materials:**  

-   Stainless steel ball bearings  
    
-   UV Stabilized Acetal sheave  
    
-   Grade 316 stainless steel load strap and head fitting  
    
-   Impact and UV resistant, fiber reinforced Nylon cheeks

  
  
**Specifications:**  
**Sheave Ø:** 20mm(3/4")  
**Max. Rope Ø:** 6mm(1/4")  
**PinØ:** 4mm(5/32")  
**M.W.L.:** 350kg(770lbs)  
**B. L.:** 700kg(1,540lbs)  
**Weight:** 42g(1.5oz)

## Details

- **Price:** 33.71 USD
- **Type:** Outrigger Accessories
- **Tags:** 1st Class Eligible, Brand_Ronstan, Hunting & Fishing, Hunting & Fishing | Outrigger Accessories, MAP

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 33.71 USD | In stock |

## Images

- Ronstan Series 20 Ball Bearing Block - Double - 2-Axis Shackle Head [RF20202] Ronstan

---

> Source: [Besafe1st](https://besafe1st.com/products/ronstan-series-20-ball-bearing-block-double-2-axis-shackle-head-rf20202)
> Updated: 2026-06-03