![Ronstan Series 20 Ball Bearing Block - Single [RF20100]](http://finandanchor.com/cdn/shop/files/55131XL.jpg?v=1704352800&width=1000)
Ronstan Series 20 Ball Bearing Block - Single [RF20100]
$20.98
$25.42
Save
$4.44
+ Free Shipping
- Genuine Manufacturer-Backed Gear – 100% authentic products, no 3rd party refurbs.
- Fast & Free U.S. Shipping – Ships same-day from our U.S. warehouses (order by 12pm PST).
- Let's chat! 💬 Expert U.S. Support – Our friendly crew (yes, real humans!) is here to help.
- Learn More Hassle-Free Returns – 30-day returns & no restocking fees. Shop with confidence!
![Ronstan Series 20 Ball Bearing Block - Single [RF20100]](http://finandanchor.com/cdn/shop/files/55131XL.jpg?v=1704352800&width=1000)
Ronstan Series 20 Ball Bearing Block - Single [RF20100]
Sale price$20.98Regular price
$25.42
Product Details & Specifications
Series 20 Ball Bearing Block - Single
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
Applications:
- Dinghy control lines
- Dinghy Vangs
- Cunninghams
- Traveller controls
Materials:
- U.V. Stabilized Acetal sheaves
- Stainless steel ball bearings
- 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")
Pin Ø: 3mm(1/8")
M.W.L.: 250kg(550lbs)
B. L.: 550kg(1,210lbs)
Weight: 20g(0.7oz)