HARKEN
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HARKEN Bullet Blocks Thru-Deck Block
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HARKEN Bullet Blocks Thru-Deck Block
Compact and lightweight, Harken Bullet Blocks offer low-friction for fast trim and release under any load.
HARKEN Bullet Blocks Thru-Deck Block
Item #: 104701933

HARKEN Bullet Blocks Thru-Deck Block

86% of respondents would recommend this to a friend

Item #: 104701933

GBP 39

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

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Order now and get it around Thursday, October 01
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Compact and lightweight, Harken Bullet Blocks offer low-friction for fast trim and release under any load.
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What Stands Out

Durable Construction
Crafted from high-quality materials, the HARKEN Bullet Block ensures long-lasting performance even in harsh marine conditions, providing sailors confidence and reliability through every journey.
Thru-Deck Design
The innovative thru-deck design allows for seamless line handling, reducing friction and snagging while enhancing efficiency for smoother sailing experiences.
Versatile Applications
Ideal for various sailing configurations, the HARKEN Bullet Block is perfect for racers and cruisers alike, making it a must-have for any sailing enthusiast looking to optimize their rigging setup.

Product Details

Shop HARKEN Bullet Blocks Thru-Deck Block online at a best price in Guernsey. B002NSOGLQ

Who Should Buy?

Suitable For
  • Sailboat Enthusiasts

    Ideal for sailors needing lightweight and efficient handling of lines in competitive environments or recreational sailing.

  • Racing Teams

    Designed for optimal performance, making it perfect for racing teams focused on speed and precision in sailing.

  • DIY Installers

    Great for boat owners looking to upgrade their rigging system with a reliable, through-deck block solution.

Not Suitable For
  • Casual Boaters

    Not ideal for casual boaters who do not require high-performance gear for occasional sailing activities or outings.

Product Description

HARKEN Bullet Blocks Thru-Deck Block

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the HARKEN Bullet Blocks Thru-Deck Block used for?

    Answer: The HARKEN Bullet Blocks Thru-Deck Block is designed specifically for efficient and smooth sail handling on boats. Its primary function is to guide and control the line load while ensuring minimal friction during operations. This feature is especially beneficial in competitive sailing scenarios where every split-second counts. Sailors often utilize this block on sailboats to manage halyards, sheets, and control lines, enhancing overall performance and responsiveness on the water.
  • Question: What materials are used in the construction of the HARKEN Bullet Blocks Thru-Deck Block?

    Answer: The HARKEN Bullet Blocks Thru-Deck Block is constructed from durable materials, primarily high-strength aluminum and stainless steel components. These materials ensure the block withstands harsh marine conditions while maintaining its integrity over time. For avid sailors, utilizing equipment built with corrosion-resistant materials means reliability and longevity, making this block ideal for both cruising and racing purposes without the risk of wear and tear.
  • Question: Can the HARKEN Bullet Blocks Thru-Deck Block be used in freshwater and saltwater environments?

    Answer: Yes, the HARKEN Bullet Blocks Thru-Deck Block is suitable for both freshwater and saltwater applications. Its construction includes corrosion-resistant materials, making it highly resilient in various conditions. Sailors often appreciate this versatility, as it allows for activities ranging from lake sailing to ocean cruising without worrying about equipment degradation due to environmental factors.
  • Question: How do I install the HARKEN Bullet Blocks Thru-Deck Block?

    Answer: Installing the HARKEN Bullet Blocks Thru-Deck Block involves selecting an appropriate deck location, drilling a hole, and securing the block in place with its included mounting hardware. It’s important to ensure a snug fit to prevent movement under load. Many boaters find this installation straightforward, allowing them to enhance their rigging setup easily, which can lead to smoother sail handling during both casual outings and competitive races.
  • Question: What is the weight capacity of the HARKEN Bullet Blocks Thru-Deck Block?

    Answer: The HARKEN Bullet Blocks Thru-Deck Block is engineered to handle substantial loads, supporting line tensions typically found in racing and cruising scenarios. While the specific weight limit may vary based on the model, the robust design typically accommodates forces generated during sail operations safely. Sailors often choose this block for critical applications, ensuring that it can handle the demands of their sailing adventures.
  • Question: How does the HARKEN Bullet Blocks Thru-Deck Block improve sailing performance?

    Answer: The HARKEN Bullet Blocks Thru-Deck Block enhances sailing performance by minimizing friction and enabling smoother line retrieval under load. Its efficient sheave design allows for quick adjustments and precise control of the sail configuration. Sailors looking to gain a competitive edge on the water will find that this block's performance translates to faster maneuvers during races, ultimately contributing to improved overall speed and handling of the vessel.
  • Question: Is the HARKEN Bullet Blocks Thru-Deck Block suitable for all types of sailing applications?

    Answer: While the HARKEN Bullet Blocks Thru-Deck Block is versatile, it is particularly suited for racing and high-performance sailboats. Its robust design and lightweight construction make it ideal for those looking for advanced options to optimize their setup. Whether you're a weekend sailor or a competitive racer, you can find this block beneficial in managing trim lines, halyards, and other critical sail controls.
  • Question: What line sizes does the HARKEN Bullet Blocks Thru-Deck Block accommodate?

    Answer: The HARKEN Bullet Blocks Thru-Deck Block is designed to accommodate a range of line sizes, allowing versatility in your rigging options. The exact specifications usually specify suitable line diameters, ensuring compatibility with various sailing setups. Sailors frequently use this feature to tailor their rigging based on individual preferences or specific sailing conditions, enhancing overall functionality on the water.
  • Question: What's unique about the design of the HARKEN Bullet Blocks Thru-Deck Block?

    Answer: The HARKEN Bullet Blocks Thru-Deck Block features a unique design that combines lightweight construction with exceptional strength. Its low-friction sheaves ensure smoother operation while reducing wear on lines. Additionally, its aerodynamics help improve efficiency during use. This unique blend of features is particularly advantageous for sailors who require fast and responsive equipment for both competitive and recreational sailing.
  • Question: Where can I buy HARKEN Bullet Blocks Thru-Deck Block in Guernsey?

    Answer: You can buy the HARKEN Bullet Blocks Thru-Deck Block from Ubuy in Guernsey. Ubuy offers a wide selection of sailing equipment and accessories, ensuring that you can easily find the HARKEN products you need for your sailing adventures.

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Pros

  • High strength and durability
  • Easy to install
  • Smooth operation
  • Lightweight design
  • Corrosion-resistant materials

Cons

  • May require occasional maintenance.

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“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot
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10 September 2026 · via Trustpilot
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“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot
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Adele
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“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
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  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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GBP 39

Order now and get it around Thursday, October 01

QTY:

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Fastest cross-border delivery

Features & Benefits

  • Low-friction design for effortless control line management.
  • Lightweight and compact, perfect for various applications.
  • Fast trim and release capabilities under both high and low loads.
  • Versatile styles available to suit almost any control line need.
  • Supports a maximum working load of 136 kg (300 lb).
  • Durable construction with a breaking load of 907 kg (2000 lb).

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