Harken Wire Double Block - 29 mm (1 1/8") - 100

The Wire Double Block is a compact and durable sailing block designed for efficient control line management. It features dual 29 mm (1 1/8") sheaves and supports high working loads for demanding marine applications.

Features:

• Dual-sheave design provides efficient routing and handling of multiple control lines
• Incorporates roller bearings for smooth trimming and fast release under high or low loads
• Hardcoat-anodized aluminum sheaves with PTFE impregnation improve corrosion resistance and durability
• Accommodates control lines up to 8 mm (5/16") in diameter for versatile rigging compatibility
• Compact and lightweight construction reduces onboard weight while maintaining strength
• Wire block configuration supports reliable performance in demanding sailing environments

Specifications:

• Sheave Diameter: 29 mm (1 1/8")
• Length: 70 mm (2 3/4")
• Weight: 78 g (2.75 oz)
• Shackle Pin Diameter: 5 mm (3/16")
• Maximum Line Diameter: 8 mm (5/16")
• Maximum Working Load: 340 kg (750 lbs)
• Breaking Load: 907 kg (2000 lbs)