Harken 40mm Carbo Air Triple Swivel Block with Becket, 660kg Max Load

Optimize your rigging and enhance sail control with the Harken 40mm Carbo Air Triple Swivel Block with Becket. Engineered for powerful purchase systems and efficient load handling, this low-friction block delivers reliable, smooth performance in demanding sailing applications. Its lightweight yet robust design makes trimming easy and safe, contributing to improved overall boat performance. Upgrade your sailboat's control systems with Harken's trusted quality.

Key Features & Benefits:

• Triple Sheave Design: Provides increased mechanical advantage for powerful purchase systems, making high-load trimming effortless.
• Optimal Alignment: A swivel head ensures the block aligns perfectly under changing loads, reducing friction and boosting efficiency.
• Integrated Becket: Offers flexible rigging options and additional purchase configurations for versatile control systems.
• Compact 40mm Sheave: Features a 1 9/16 inch diameter sheave for a streamlined profile that minimizes bulk on deck.
• High Max Working Load: Rated for 660 kg (1455 lb), ensuring exceptional strength and reliability for demanding loads and enhancing safety.
• Low-Friction Carbo Air Construction: Utilizes UV-stabilized ball bearings and components, providing smooth, efficient performance and superior durability against sun and salt.
• Lightweight Design: Weighing only 122 g (4.7 oz), it reduces weight aloft, benefiting overall boat speed and handling.

Compatibility & Pairings:

• Suitable for lines up to 10mm (3/8 inch) in diameter, accommodating common control lines.
• Ideal for mainsheets, vangs, outhauls, and other control lines on dinghies, keelboats, and small yachts.
• A strong, reliable companion to Harken's popular Black Magic and Big Boat block lines.