Harken 2666 75mm Carbo Block - Swivel & Cam Cleat

Harken 75mm Block — Swivel, Cam Cleat is a powerful, all-in-one solution designed for smooth trimming and secure line control in demanding sailing systems. Combining a large low-friction block with an integrated cam cleat, this setup delivers efficient load handling with quick, reliable line locking.

Part of the trusted Carbo Air range, this block offers excellent strength and durability while remaining lightweight and easy to handle. The large 75mm sheave efficiently handles thicker lines, reducing friction and improving performance under load, while the swivel head ensures optimal alignment in dynamic conditions.

The integrated cam cleat allows for fast adjustment and secure holding without additional hardware, making this block ideal for mainsheets, control lines and trimming systems on dinghies, keelboats and small yachts.

Specifications

Length: 137 mm / 5 3/8 in

Weight: 381 g / 13.4 oz

Sheave Diameter: 75 mm / 2 15/16 in

Maximum Line Diameter: 12 mm / 1/2 in

Maximum Working Load: 136 kg / 300 lb

Breaking Load: 340 kg / 750 lb

Shackle Pin Diameter: 6 mm / 1/4 in

Key Features

• Integrated cam cleat for quick, secure line holding
• Large 75mm sheave for efficient handling of thicker lines
• Low-friction Carbo Air construction for smooth trimming performance
• Swivel head for optimal alignment under changing loads
• Compact all-in-one design reduces the need for additional hardware
• Lightweight yet strong construction for performance sailing
• Easy adjustment with instant lock-off capability
• Ideal for mainsheets, control lines and trimming systems
• Suitable for dinghies, keelboats and small yachts
• Reliable performance for racing and cruising use