Seldén Plain Bearing Blocks: Strength and Reliability in Sailing

Seldén Mast is renowned for its high-quality sailing hardware, and its Plain Bearing Blocks are no exception. Designed for heavy and static loads, these blocks provide exceptional durability and efficiency in various rigging applications. Whether used in halyard tuning, mainsheet systems, or boom vangs, Seldén's plain bearing blocks are engineered to withstand extreme forces while ensuring smooth operation.

Key Features of Seldén Plain Bearing Blocks

Seldén's Plain Bearing Blocks are optimized for high-load applications, offering superior strength and longevity. Here are some of their standout features:

1. Torsional Rigid Cheeks – The blocks feature glass fiber-filled composite cheeks, which prevent jamming and ensure smooth operation under heavy loads.
2. Stainless Steel Straps – These straps enhance safety and durability, making the blocks ideal for halyard tuning and mainsheet systems.
3. Bronze and Teflon Bushings – The PBB 80 model includes a bronze bushing, while other models use Teflon bushings, ensuring minimal friction and maximum efficiency.
4. Glass Fiber Reinforced Sheaves – The sheaves are designed with Teflon bushings, providing excellent performance in static applications.
5. Quick-Lock Option – Some models, such as the PBB 60/80, feature a spring-loaded locking arm, allowing temporary locking of a line for added convenience.

Available Sizes and Load Capacities

Seldén offers Plain Bearing Blocks in various sizes, each designed for specific load capacities:

These blocks are available with quick-lock options, making them ideal for applications requiring temporary line locking.

Applications of Seldén Plain Bearing Blocks

Seldén's Plain Bearing Blocks are widely used in high-load sailing applications, including:

• Boom Vangs – Ensuring smooth and controlled sail adjustments.
• Tackles – Providing reliable force distribution in rigging systems.
• Halyard Blocks – Supporting efficient sail hoisting and tuning.
• Spinnaker Sheets and Guys – Enhancing control and maneuverability.
• Preventers – Reducing unwanted sail movement in strong winds.
• Cascades – Offering precise load distribution in complex rigging setups.

Why Choose Seldén Plain Bearing Blocks?

Seldén's Plain Bearing Blocks are engineered for maximum reliability and efficiency. Their high-strength materials, low-friction bushings, and reinforced sheaves make them an excellent choice for sailors seeking durability and performance. Whether you're upgrading your rigging or optimizing your sailing setup, investing in Seldén Plain Bearing Blocks ensures smooth operation and long-lasting performance.