Harken 2600 57mm Carbo Air Single Block with Swivel Shackle

The Harken 2600 is a high-performance 57mm Carbo Air® single block with ball bearings and swivel shackle, designed as a lightweight general-purpose workhorse for demanding sailing applications. This award-winning block combines innovative fiber-reinforced composite construction with exceptional strength-to-weight performance.

Key Features:

• Carbo Air® construction is 30% lighter and 60% stronger than equivalent conventional blocks
• Ball bearing sheave for smooth, low-friction operation
• UV-stabilized, high-strength resin sideplates for durability
• Stainless steel swivel shackle for versatile attachment options
• Optimized for small-diameter, high-tech lines favored by racers
• Compact design ideal for jib and mainsheet systems on high-performance dinghies
• Excellent for high-load control lines on small keelboats

Technical Specifications:

• Sheave diameter: 2-1/4 inches (57mm)
• Maximum line diameter: 3/8 inch (10mm)
• Maximum working load: 792 lbs (359 kg)
• Breaking load: 2,380 lbs (1,079 kg)
• Weight: 3.1 oz (87g)
• Overall length: 4-5/16 inches (110mm)

This block is a recipient of both the prestigious Dame Award and Sail Magazine's Freeman-Pittman Award for innovation. The Carbo Air line delivers a reliable strength-to-weight ratio that serious sailors can depend on for easy trimming and consistent performance under high loads.