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Ronstan Series 40 Orbit BB Double Block w/Becket  Swivel Shackle
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Ronstan Series 40 Orbit BB Double Block w/Becket Swivel Shackle

Ronstan Series 40 Orbit BB Double Block w/Becket Swivel Shackle

$100.10
Ronstan Series 40 Orbit BB Double Block w/Becket Swivel Shackle
$100.10

The Story

The Series 40 Ball-Bearing Orbit Blocks™ are meticulously crafted to offer unparalleled strength, performance, and reliability for boating and marine applications. Engineered with top-tier dynamic and static load ratings, these blocks set the standard in their category. The innovative design features lightweight yet durable toughened glass fiber reinforced nylon cheeks, replacing traditional stainless steel straps to provide an optimal blend of functionality and dependability.

Key Features

  • Exceptional Load Ratings: Class-leading dynamic and static load capacities ensure superior performance under varying conditions.
  • Advanced Material Construction: Lightweight toughened glass fiber reinforced nylon cheeks eliminate the need for stainless steel straps, enhancing durability and reducing weight.
  • Efficient Trimming: Incorporates a low friction 2-stage ball bearing system for smooth and effortless adjustments.
  • Versatile Attachment Options: Available with soft attachment, lashing, and traditional swivel shackle heads to accommodate diverse rigging needs.
  • Compact Design: Low profile and streamlined construction allow for easy installation and space-saving on deck.
  • High-Performance Cleating: Fitted with carbon-reinforced C-Cleat™ for secure rope management with minimal effort during entry and exit.

Superior Performance

The Series 40 Orbit Blocks™ are designed to meet the rigorous demands of marine environments. The ball bearing versions feature a 2-stage bearing system that minimizes friction, ensuring efficient operation across the full working load range. For applications requiring even higher strength, the High Load versions are equipped with high-grade 2205 stainless steel sheaves and hubs, along with a triple bearing race to maintain low friction under substantial loads.

Durable Construction

Built to withstand harsh marine conditions, the Series 40 Orbit Blocks™ utilize toughened glass fiber reinforced nylon cheeks that offer superior resistance to corrosion and wear compared to traditional metal components. The carbon-reinforced C-Cleat™ and stainless steel cleat arms further enhance the block's durability and reliability, making them a dependable choice for both casual sailors and professional mariners.

Applications

  • Mainsheet Systems: Ideal for controlling sails on dinghies, off-the-beach catamarans, and sportsboats up to 8 meters (26 feet).
  • Halyard and Vang: Suitable for halyard, vang, and backstay applications on vessels up to 9 meters (30 feet).
  • Control Lines: Effective for managing control lines on larger yachts, ensuring precise sail adjustments.

Specifications

Specification Details
Sheave Diameter 1-9/16 inches
Maximum Rope Diameter 3/8 inches
Pin Diameter 5/32 inches
Maximum Working Load (MWL) 1,320 lbs.
Breaking Load (B.L.) 2,650 lbs.
Weight 4.6 oz.

Description

The Series 40 Ball-Bearing Orbit Blocks™ are meticulously crafted to offer unparalleled strength, performance, and reliability for boating and marine applications. Engineered with top-tier dynamic and static load ratings, these blocks set the standard in their category. The innovative design features lightweight yet durable toughened glass fiber reinforced nylon cheeks, replacing traditional stainless steel straps to provide an optimal blend of functionality and dependability.

Key Features

  • Exceptional Load Ratings: Class-leading dynamic and static load capacities ensure superior performance under varying conditions.
  • Advanced Material Construction: Lightweight toughened glass fiber reinforced nylon cheeks eliminate the need for stainless steel straps, enhancing durability and reducing weight.
  • Efficient Trimming: Incorporates a low friction 2-stage ball bearing system for smooth and effortless adjustments.
  • Versatile Attachment Options: Available with soft attachment, lashing, and traditional swivel shackle heads to accommodate diverse rigging needs.
  • Compact Design: Low profile and streamlined construction allow for easy installation and space-saving on deck.
  • High-Performance Cleating: Fitted with carbon-reinforced C-Cleat™ for secure rope management with minimal effort during entry and exit.

Superior Performance

The Series 40 Orbit Blocks™ are designed to meet the rigorous demands of marine environments. The ball bearing versions feature a 2-stage bearing system that minimizes friction, ensuring efficient operation across the full working load range. For applications requiring even higher strength, the High Load versions are equipped with high-grade 2205 stainless steel sheaves and hubs, along with a triple bearing race to maintain low friction under substantial loads.

Durable Construction

Built to withstand harsh marine conditions, the Series 40 Orbit Blocks™ utilize toughened glass fiber reinforced nylon cheeks that offer superior resistance to corrosion and wear compared to traditional metal components. The carbon-reinforced C-Cleat™ and stainless steel cleat arms further enhance the block's durability and reliability, making them a dependable choice for both casual sailors and professional mariners.

Applications

  • Mainsheet Systems: Ideal for controlling sails on dinghies, off-the-beach catamarans, and sportsboats up to 8 meters (26 feet).
  • Halyard and Vang: Suitable for halyard, vang, and backstay applications on vessels up to 9 meters (30 feet).
  • Control Lines: Effective for managing control lines on larger yachts, ensuring precise sail adjustments.

Specifications

Specification Details
Sheave Diameter 1-9/16 inches
Maximum Rope Diameter 3/8 inches
Pin Diameter 5/32 inches
Maximum Working Load (MWL) 1,320 lbs.
Breaking Load (B.L.) 2,650 lbs.
Weight 4.6 oz.