Ronstan Series 40 Orbit BB Triple Block, Becket, C-Cleat & Swivel Shackle

Engineered for demanding sailing applications, the Ronstan Series 40 Orbit BB Triple Block delivers exceptional performance and reliability. This advanced block provides a perfect balance of strength and low-friction efficiency, featuring class-leading dynamic and static load ratings for superior control. Crafted with toughened glass fiber reinforced nylon cheeks and Grade 316 stainless steel head fittings, hubs, and fasteners, it ensures long-lasting durability in harsh marine environments. Optimize your rig's performance and efficiency with this advanced triple block.

Key Benefits & Features:

• Class-Leading Strength: Achieves superior dynamic and static load ratings, ensuring robust reliability under the most demanding conditions.
• Lightweight & Durable Construction: Features toughened glass fiber reinforced nylon cheeks, offering enhanced durability and corrosion resistance without compromising performance.
• Efficient 2-Stage Ball Bearing System: Provides incredibly low friction for effortless and precise trimming across the full working load range.
• Integrated C-Cleat™: Equipped with a carbon-reinforced C-Cleat™ for secure rope holding with low entry/exit efforts, complemented by adjustable stainless steel arms for preferred cleating angles.
• Versatile Attachment: Includes a swiveling shackle head and becket, allowing for adaptable rigging options and easy line splicing.
• Optimized Sheave: A 1-9/16 inch (40mm) sheave diameter ensures smooth rope movement and high operational efficiency.
• High Load Capacity: Rated for a 1320 lb. (600 kg) Maximum Working Load (MWL) and a 2650 lb. (1200 kg) Breaking Load (BL), providing reliable control and a robust safety margin.
• Corrosion-Resistant Materials: Constructed with high compression strength acetal sheaves and ball bearings, and Grade 316 stainless steel for head fittings, hubs, and fasteners, ensuring exceptional longevity in saltwater environments.
• Lightweight Design: Weighs only 8.0 oz. (227g), contributing to overall rig lightness without sacrificing strength.

Applications:

Ideal for mainsheet systems and spinnaker sheets on dinghies, off-the-beach catamarans, and sportsboats up to 26 feet (8m). Also suitable for halyard, vang, and backstay applications on boats up to 30 feet (9m), and control line applications on larger yachts.