Description
Harken 40mm Carbo Air Double Fixed Block | Boat Supply Store
Addressing the need for efficient and fatigue-reducing sail handling, this Harken block is engineered for demanding marine environments. Its Carbo Air construction ensures exceptional strength at a minimal weight, supporting a maximum line diameter of 10mm with an impressive 440 kg working load. This makes it ideal for precise mainsheet systems on a Catalina 22 or for controlling spinnaker sheets on a J/105 navigating Galveston Bay.
Key Features
- Lightweight Carbo Air construction for reduced rig weight
- High Working Loads of 440 kg for safe and effective sail control
- Low-Friction Performance minimizes effort during sail trim adjustments
- Compact Design integrates seamlessly into existing rigging
- Reliable Operation ensures consistent functionality in all conditions
- Durable Materials for extended service life in harsh marine settings
- Efficient Sail Trim translates directly to improved boat performance
- Easy Integration into existing running rigging systems
Specifications
| Product Specifications | |
|---|---|
| Sheave Diameter | 40mm (1 9/16 in) |
| Maximum Line Diameter | 10mm (3/8 in) |
| Maximum Working Load | 440 kg (970 lb) |
Who This Is For
Sailors and boaters prioritizing lightweight, high-performance, and reliable blocks for diverse sailing applications. It benefits those seeking to optimize sail trim and reduce physical exertion across dinghies to cruising yachts.
How It Compares
| Feature | Harken 40mm Carbo Air Double Fixed Block | Competitor |
|---|---|---|
| Sheave Diameter | 40 mm | — |
| Maximum Line Diameter | 10 mm | — |
| Maximum Working Load (kg) | 440 kg | — |
| Weight | Lightweight (Carbo Air construction) | Typically less capable |
Common Concerns Answered
Are Harken Carbo Air blocks suitable for high-load applications?
Yes, the Harken 40mm Carbo Air Double Fixed Block is engineered for high-load applications, featuring a robust construction capable of handling a maximum working load of 440 kg. Its lightweight yet strong design makes it exceptionally suited for demanding sail trim.
How does the Carbo Air block compare to traditional blocks in terms of weight and strength?
The Carbo Air construction significantly reduces weight compared to traditional blocks while maintaining or exceeding strength ratings. This results in a superior strength-to-weight ratio, leading to easier handling and less strain on rigging.
What type of sailing applications is this block best suited for?
This block is ideal for a wide range of sailing applications, including dinghies, sportboats, and cruising yachts. It excels in situations where precise sail trim, reduced weight, and reliable performance are critical, such as mainsheet systems, vang tackles, and halyard controls.
Frequently Asked Questions
What is the maximum line diameter this block can accommodate?
The Harken 40mm Carbo Air Double Fixed Block is designed to accommodate a maximum line diameter of 10mm (3/8 inch).
What is the working load limit for the Harken 40mm Carbo Air Double Fixed Block?
The maximum working load limit for this block is 440 kg (970 lb).
How does the Carbo Air block compare to traditional blocks in terms of weight and strength?
Carbo Air blocks offer a significantly better strength-to-weight ratio than many traditional blocks, being both lighter and very strong due to their specialized composite construction.
What type of sailing applications is this block best suited for?
This block is well-suited for various applications on dinghies, sportboats, and cruising yachts where lightweight, high-performance, and reliable sail control is desired, such as mainsheet systems, vang controls, and Cunningham systems.
Is a swivel block more appropriate for my specific application?
A fixed block, like this Harken model, is ideal for applications where the load always comes from a single direction. If your rigging requires the block to pivot freely to align with changing load angles, a swivel block would be more appropriate. Consider the direction of pull in your rigging system when deciding.
