• Ronstan Series 20 Double In-Line Ball Bearing Block, 20mm – 250kg SWL
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Ronstan

Ronstan Series 20 Double In-Line Ball Bearing Block, 20mm – 250kg SWL

Ronstan Series 20 Double In-Line Ball Bearing Block, 20mm – 250kg SWL

SKUCT-106483

$39.74
$39.74
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Product details

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Experience superior rigging efficiency with the Ronstan Series 20 Double In-Line Ball Bearing Block. Engineered for demanding marine environments, this high-performance block delivers exceptionally low friction and robust load capacity, making it ideal for precision control lines on dinghies and small sailboats. Constructed with premium materials, it ensures reliable operation and longevity in harsh conditions. Upgrade your sailboat's control systems today for smoother, more responsive adjustments.

Key Benefits:

  • Low Friction Performance: Precision molded Acetal sheaves run on polished stainless steel or Torlon® ball bearings, providing smooth, efficient line handling.
  • High Load Capacity: Designed for both high static and dynamic loads, featuring a Safe Working Load of 250 kg (550 lb) and a Breaking Load of 550 kg (1210 lb) for secure operation.
  • Marine-Grade Durability: Built with a Grade 316 Stainless Steel load strap and head fitting, complemented by impact and UV resistant, fiber-reinforced Nylon cheeks for resilience against the elements.
  • Lightweight Design: Weighing only 28 grams (1.0 oz), this block minimizes unnecessary weight while maximizing strength and performance.
  • Optimal Line Compatibility: Accommodates lines up to 6 mm (1/4") in diameter, suitable for a wide range of dinghy applications.

Recommended Applications:

  • Dinghy control lines
  • Dinghy vangs
  • Cunninghams
  • Traveller controls
  • Dinghy barber haulers
  • Spinnaker pole launching systems

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