US Dollars
![Ronstan Series 20 Ball Bearing Block - Single - Cheek Rivet Mount [RF20151A]](https://cdn11.bigcommerce.com/s-ge8sirtax0/images/stencil/1280x1280/products/7955/10184/55136XL__48562.1677971057.jpg?c=1 "Ronstan Series 20 Ball Bearing Block - Single - Cheek Rivet Mount [RF20151A]")
Ronstan Series 20 Ball Bearing Block - Single - Cheek Rivet Mount [RF20151A]
(No reviews yet)
Write a Review
![Ronstan Series 20 Ball Bearing Block - Single - Cheek Rivet Mount [RF20151A]](https://cdn11.bigcommerce.com/s-ge8sirtax0/images/stencil/500x500/products/7955/10184/55136XL__48562.1677971057.jpg?c=1 "Ronstan Series 20 Ball Bearing Block - Single - Cheek Rivet Mount [RF20151A]")
Write a Review
Ronstan
Ronstan Series 20 Ball Bearing Block - Single - Cheek Rivet Mount [RF20151A]
$24.39
$20.73
(You save
$3.66
)
- Brand
- Ronstan
- SKU:
- CWR-55136
- UPC:
- 9316800262007
- MPN:
- RF20151A
Series 20 Ball Bearing Block - Single - Cheek Rivet Mount
Features:
- Low friction
- High static and dynamic load capacity
- Lightweight
- Suitable for screw or pop rivet mounting
- 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")
M.W.L.: 200kg(440lbs)
B. L.: 550kg(1,210lbs)
Weight: 17g(0.6oz)
![Ronstan Series 20 Ball Bearing Block - Single [RF20100]](https://cdn11.bigcommerce.com/s-ge8sirtax0/images/stencil/230x230/products/7951/10180/55131XL__56880.1677971048.jpg?c=1 "Ronstan Series 20 Ball Bearing Block - Single [RF20100]")
Ronstan
Ronstan Series 20 Ball Bearing Block - Single [RF20100]
$24.68
$20.98
Series 20 Ball Bearing Block - SingleFeatures:Low frictionHigh static and dynamic load capacityLightweightPrecision molded Acetal sheaves running on stainless steel or Torlon® ball bearings provide...
![Ronstan Series 30 Ball Bearing Orbit Block - Cheek [RF35151]](https://cdn11.bigcommerce.com/s-ge8sirtax0/images/stencil/230x230/products/7990/10219/55176XL__21094.1677971135.jpg?c=1 "Ronstan Series 30 Ball Bearing Orbit Block - Cheek [RF35151]")
Ronstan
Ronstan Series 30 Ball Bearing Orbit Block - Cheek [RF35151]
$20.54
Series 30 Ball Bearing Orbit Block™ - CheekBall Bearing Orbit Blocks™ boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and...
![Ronstan Series 40 Ball Bearing Orbit Block - Cheek [RF45151]](https://cdn11.bigcommerce.com/s-ge8sirtax0/images/stencil/230x230/products/13939/17335/70626XL__27720.1677985768.jpg?c=1 "Ronstan Series 40 Ball Bearing Orbit Block - Cheek [RF45151]")
Ronstan
Ronstan Series 40 Ball Bearing Orbit Block - Cheek [RF45151]
$35.95
$30.56
Series 40 Ball Bearing Orbit Block - CheekFeatures:Ultra LightweightLow friction 2-stage Orbital ball bearing systemHighest working load in its classLow profile and compactHigh performance...
![Ronstan Series 20 Ball Bearing Block- Single, Stand-Up Loop Top [RF20141]](https://cdn11.bigcommerce.com/s-ge8sirtax0/images/stencil/230x230/products/14005/17410/70783XL__30223.1677985924.jpg?c=1 "Ronstan Series 20 Ball Bearing Block- Single, Stand-Up Loop Top [RF20141]")
Ronstan
Ronstan Series 20 Ball Bearing Block- Single, Stand-Up Loop Top [RF20141]
$24.39
$20.73
Series 20 Ball Bearing Block- Single, Stand-Up Loop TopFeatures:Low frictionHigh static and dynamic load capacityLightweightPrecision molded Acetal sheaves running on stainless steel or Torlon® ball...
![Ronstan Series 40 Ball Bearing Block - Single - Universal Head [RF40100]](https://cdn11.bigcommerce.com/s-ge8sirtax0/images/stencil/230x230/products/8014/10243/55210XL__73371.1677971191.jpg?c=1 "Ronstan Series 40 Ball Bearing Block - Single - Universal Head [RF40100]")
Ronstan
Ronstan Series 40 Ball Bearing Block - Single - Universal Head [RF40100]
$35.31
$30.01
Series 40 Ball Bearing Block - Single - Universal HeadSheaves running on Acetal or Torlon® ball bearings provide high performance & low friction. The 2-stage ball bearing system provides...
![Ronstan Series 30 Ball Bearing Block - Single - Loop Top [RF30101]](https://cdn11.bigcommerce.com/s-ge8sirtax0/images/stencil/230x230/products/32046/43688/55171XL__56044.1694458139.jpg?c=1 "Ronstan Series 30 Ball Bearing Block - Single - Loop Top [RF30101]")
Ronstan
Ronstan Series 30 Ball Bearing Block - Single - Loop Top [RF30101]
$23.49
Series 30 Ball Bearing Block - Single - Loop TopFeatures:Low friction 2-stage ball bearing system provides consistent performance over the full working load rangeHigh static and dynamic load...
![Ronstan Series 20 Ball Bearing Orbit Block - Single - Dyneema Lashing - Becket Option [RF25109]](https://cdn11.bigcommerce.com/s-ge8sirtax0/images/stencil/230x230/products/7971/10200/55155XL__61830.1677971092.jpg?c=1 "Ronstan Series 20 Ball Bearing Orbit Block - Single - Dyneema Lashing - Becket Option [RF25109]")
Ronstan
Ronstan Series 20 Ball Bearing Orbit Block - Single - Dyneema Lashing - Becket Option [RF25109]
$16.45
Series 20 Ball Bearing Orbit Block - Single - Dyneema Lashing - Becket OptionThe incredible Series 20 Orbit Block™ is capable of loads up to 250kg (550lb) while weighing a mere 9 grams. It's so...
![Ronstan Series 50 Ball Bearing Block - Single Loop Top [RF50101]](https://cdn11.bigcommerce.com/s-ge8sirtax0/images/stencil/230x230/products/35978/50005/105700XL__49623.1726011646.jpg?c=1 "Ronstan Series 50 Ball Bearing Block - Single Loop Top [RF50101]")
Ronstan
Ronstan Series 50 Ball Bearing Block - Single Loop Top [RF50101]
$52.66
$44.76
Series 50 Ball Bearing Block - Single Loop TopSheaves running on Acetal or Torlon® ball bearings provide high performance & low friction. The 2-stage ball bearing system provides consistent...
![Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171]](https://cdn11.bigcommerce.com/s-ge8sirtax0/images/stencil/230x230/products/13931/17327/70615XL__36272.1677985749.jpg?c=1 "Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171]")
Ronstan
Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171]
$60.68
$51.58
Series 40 Ball Bearing Block - Single Upright LeadLead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers. Precision molded Acetal sheaves...