![Ronstan Series 20 Ball Bearing Block - Loop Top Linked [RF20284]](https://cdn11.bigcommerce.com/s-6g54mu6qkm/images/stencil/600x600/products/50750/67433/70787XL__32188.1678916655.jpg?c=2 "Ronstan Series 20 Ball Bearing Block - Loop Top Linked [RF20284]")
![Ronstan Series 20 Ball Bearing Block - Loop Top Linked [RF20284]](https://cdn11.bigcommerce.com/s-6g54mu6qkm/images/stencil/1280x1280/products/50750/67433/70787XL__32188.1678916655.jpg?c=2 "Ronstan Series 20 Ball Bearing Block - Loop Top Linked [RF20284]")
Product Overview
Series 20 Ball Bearing Block - Loop Top Linked
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
- Dinghy barber haulers
- Spinnaker pole launching systems
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
![Ronstan Series 20 Ball Bearing Block - Single - Loop Top [RF20101]](https://cdn11.bigcommerce.com/s-6g54mu6qkm/images/stencil/500x659/products/11154/11866/55132XL__52329.1529968297.jpg?c=2 "Ronstan Series 20 Ball Bearing Block - Single - Loop Top [RF20101]")
![Ronstan Series 20 Ball Bearing Block - Single - Loop Top Becket [RF20111]](https://cdn11.bigcommerce.com/s-6g54mu6qkm/images/stencil/500x659/products/11155/11867/55133XL__47937.1529968299.jpg?c=2 "Ronstan Series 20 Ball Bearing Block - Single - Loop Top Becket [RF20111]")
![Ronstan Series 20 Ball Bearing Block- Single, Stand-Up Loop Top [RF20141]](https://cdn11.bigcommerce.com/s-6g54mu6qkm/images/stencil/500x659/products/30689/31411/70783XL__36425.1563914802.jpg?c=2 "Ronstan Series 20 Ball Bearing Block- Single, Stand-Up Loop Top [RF20141]")
![Ronstan Series 50 Ball Bearing Block - Single Loop Top [RF50101]](https://cdn11.bigcommerce.com/s-6g54mu6qkm/images/stencil/500x659/products/57200/78336/105700XL__24999.1726022678.jpg?c=2 "Ronstan Series 50 Ball Bearing Block - Single Loop Top [RF50101]")
![Ronstan Series 30 Ball Bearing Block - Single - Loop Top [RF30101]](https://cdn11.bigcommerce.com/s-6g54mu6qkm/images/stencil/500x659/products/50177/66853/55171XL__87797.1678910204.jpg?c=2 "Ronstan Series 30 Ball Bearing Block - Single - Loop Top [RF30101]")
![Ronstan Series 40 Ball Bearing Block - Single - Loop Top [RF40101]](https://cdn11.bigcommerce.com/s-6g54mu6qkm/images/stencil/500x659/products/20960/21660/70611XL__29193.1530002938.jpg?c=2 "Ronstan Series 40 Ball Bearing Block - Single - Loop Top [RF40101]")
![Ronstan Series 20 Ball Bearing Block - Single, Loop Mount [RF20184]](https://cdn11.bigcommerce.com/s-6g54mu6qkm/images/stencil/500x659/products/21083/21783/70789XL__97441.1530003156.jpg?c=2 "Ronstan Series 20 Ball Bearing Block - Single, Loop Mount [RF20184]")
![Ronstan Series 40 Ball Bearing Block - Single Loop Top - Becket [RF40111]](https://cdn11.bigcommerce.com/s-6g54mu6qkm/images/stencil/500x659/products/20963/21663/70614XL__33240.1530002943.jpg?c=2 "Ronstan Series 40 Ball Bearing Block - Single Loop Top - Becket [RF40111]")
![Ronstan Series 30 Utility Ball Bearing Block - Stand-up, Loop Top [RF30141]](https://cdn11.bigcommerce.com/s-6g54mu6qkm/images/stencil/500x659/products/22379/23055/72403XL__01861.1530005469.jpg?c=2 "Ronstan Series 30 Utility Ball Bearing Block - Stand-up, Loop Top [RF30141]")