Description
Harken 29mm Single Bullet Block | Boat Supply Store
This Harken 29mm Single Bullet Block excels in facilitating rapid and effortless adjustment of control lines, even under significant load. Engineered for a maximum line diameter of 8mm (5/16"), it effectively manages halyards, vang, or outhaul systems with its robust 136kg (300lb) working load. Its compact, lightweight construction ensures minimal interference on deck, making it a critical component for precise sail trim on various sailboat configurations, from a J/22 to a larger cruising vessel.
Key Features
- Fast trim and release under all load conditions
- Low-friction Bullet block design for effortless line movement
- Compact and lightweight construction
- Versatile application for a wide range of control lines
- Durable 29mm sheave diameter
- High performance handling lines up to 8mm (5/16")
- Reliable maximum working load of 136kg (300lb)
- Trusted Harken quality and engineering
Specifications
| Product Specifications | |
|---|---|
| Sheave Diameter | 29mm |
| Line Diameter | Up to 8mm (5/16") |
| Maximum Working Load | 136kg (300lb) |
| Brand | Harken |
| MPN | 082 |
Who This Is For
Sailors requiring efficient and low-friction management of control lines, from competitive dinghy racers needing quick adjustments to cruising yachtsmen seeking reliable hardware. This block is engineered for those who prioritize responsive sail trim and dependable performance.
How It Compares
| Feature | Harken 29mm Single Bullet Block | Ronstan Series 20 Single Swivel Block |
|---|---|---|
| Sheave Diameter | 29mm | — |
| Maximum Line Diameter | 8mm | — |
| Maximum Working Load | 136kg | — |
Common Concerns Answered
Is the working load sufficient for high-tension applications?
While this block has a maximum working load of 136kg (300lb), extremely high-tension applications might require a block with a higher load rating. For such scenarios, consider Harken's larger block series or consult their technical specifications for alternatives.
How durable is the sheave in heavy use?
The sheave in Harken blocks is designed for longevity, but like all marine hardware subjected to continuous, heavy loads, some wear is expected over extended periods. Regular inspection and maintenance will maximize its service life.
What is the customer sentiment regarding this block?
Customer feedback for the Harken 29mm Single Bullet Block is overwhelmingly positive, frequently highlighting its exceptionally smooth operation, reliable durability, and excellent value for the performance it delivers.
Frequently Asked Questions
What is the maximum line diameter this Harken block can accommodate?
The Harken 29mm Single Bullet Block is designed to accommodate control lines with a maximum diameter of 8mm (5/16").
What is the maximum working load for the Harken 29mm Single Bullet Block?
The maximum working load for the Harken 29mm Single Bullet Block is 136kg (300lb).
What are the benefits of using a Harken Bullet block?
Harken Bullet blocks are renowned for their exceptional low-friction performance, which translates to faster and easier trim and release of control lines. Their compact and lightweight design also minimizes deck clutter and weight.
What applications are suitable for the Harken 29mm Single Bullet Block?
This block is highly suitable for a broad range of control line applications, including mainsheet, jib sheets, vang, halyards, and reefing lines on dinghies, day sailors, and smaller cruising yachts.
How does the low-friction design of this block benefit sailing control lines?
The low-friction design significantly reduces the effort required to adjust control lines, allowing for quicker and more precise sail trimming. This is crucial for optimizing sail shape and performance in varying wind conditions.
