![Ronstan Series 30 Ball Bearing Block - Single - Loop Top [RF30101] - Blocks](http://www.bergenperformancemarine.com/cdn/shop/files/ronstan-series-30-ball-bearing-block-single-loop-top-rf30101-572.webp?v=1752193600&width=1946)
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Ronstan Series 30 Ball Bearing Block - Single - Loop Top [RF30101]
Ronstan Series 30 Ball Bearing Block - Single - Loop Top [RF30101]
Low stock! Only 7 left
Regular price
$21.59
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$21.59
Regular price
$25.40
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Series 30 Ball Bearing Block - Single - Loop Top
Features:
- Low friction 2-stage ball bearing system provides consistent performance over the full working load range
- High static and dynamic load capacity
- Light weight
- Versatile head fittings
- Sheaves running on Acetal or Torlon® ball bearings provide high performance & low friction
- Can be fitted with a shackle in either of two planes to allow correct alignment of the block
Applications:
- Primary lead blocks on dinghies and catamarans
- Control lines on larger yachts
Materials:
- U.V. stabilized Acetal sheaves
- Acetal ball bearings
- Impact modified, fiber reinforced and U.V. stabilized Nylon cheeks
- Grade 316 stainless steel load straps and head fittings
Specifications:
Sheave Ø: 30mm(1-3/16")
Max. Rope Ø: 8mm(5/16")
M.W.L.: 300kg(660lbs)
B. L.: 750kg(1,650lbs)
Weight: 28g(1.0oz)
![Ronstan Series 30 Ball Bearing Block - Single - Loop Top [RF30101] - Blocks](http://www.bergenperformancemarine.com/cdn/shop/files/ronstan-series-30-ball-bearing-block-single-loop-top-rf30101-572.webp?v=1752193600&width=1445)
![Ronstan Series 30 Ball Bearing Block - Single - Loop Top [RF30101] - Blocks](http://www.bergenperformancemarine.com/cdn/shop/files/ronstan-series-30-ball-bearing-block-single-loop-top-rf30101-572.webp?v=1752193600&width=3840)
