• Ronstan Series 40 Orbit Single Block, Becket, Swivel – 40mm Sheave
  • Ronstan Series 40 Orbit Single Block, Becket, Swivel – 40mm Sheave
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Ronstan

Ronstan Series 40 Orbit Single Block, Becket, Swivel – 40mm Sheave

Ronstan Series 40 Orbit Single Block, Becket, Swivel – 40mm Sheave

SKUCT-112183

$40.92
$40.92
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Product details

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Experience unparalleled sailing performance with the Ronstan Series 40 Orbit Single Block. Engineered for demanding marine environments, this block delivers a class-leading strength-to-weight ratio, ensuring exceptional reliability without adding unnecessary bulk. Its advanced design, featuring a low-friction 2-stage ball bearing system and durable construction, provides effortless trimming and precise control for a wide range of sailing applications. Upgrade your rigging with Ronstan's proven innovation.

Key Features & Benefits:

  • Ultra-Lightweight & Strong: Toughened glass fiber reinforced nylon cheeks provide robust durability, replacing heavy stainless steel straps for a significant weight reduction.
  • Class-Leading Performance: Boasts the highest dynamic and static load ratings in its class, ensuring reliability under extreme conditions.
  • Effortless Trimming: Incorporates a low-friction 2-stage ball bearing system with high compression strength acetal ball bearings for smooth, consistent operation across the full working load range.
  • Versatile Rigging: Features an integrated becket and a stainless steel swivel shackle head that allows for unlimited block rotation, enhancing adaptability in various setups.
  • Compact & Low Profile: Its optimized design minimizes bulk, making it ideal for tight spaces and reducing snagging.
  • Corrosion Resistant: Grade 316 stainless steel head fittings ensure long-term durability in harsh saltwater conditions.

Specifications:

  • Sheave Diameter: 40mm (1-9/16 inch)
  • Maximum Rope Diameter: 10mm (3/8 inch)
  • Maximum Working Load (MWL): 880 lbs (400 kg)
  • Breaking Load (BL): 1760 lbs (800 kg)
  • Weight: 2.1 oz (60g)
  • Pin Diameter: 5/32" (4mm)

Compatibility & Pairings:

  • Ideal for mainsheet systems and spinnaker sheets on dinghies, sportsboats, and small keelboats up to 9m (30ft).
  • Suitable for halyard, vang, and backstay applications on boats up to 8m (26ft).
  • Can be used for control line applications on larger yachts.

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