Selden Block PBB20 – Single
Details
The Selden PBB20 – 20 mm Plain Bearing Block (Single Swivel) is a durable and versatile block ideal for halyards, control lines and trimming applications on sailboats and yachts. Built around a 20 mm plain bearing sheave, this single block delivers low friction and smooth operation under load, ensuring efficient line movement and responsive sail trim.
The swivel head allows easy alignment with dynamic line angles, reducing twist and wear. Its robust construction and corrosion-resistant materials make it well suited for demanding marine environments where reliability and long service life are essential.
Key Features
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Plain bearing single block with 20 mm sheave diameter
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Swivel head for enhanced alignment with line angles
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Smooth, low-friction rotation for efficient handling
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Durable, corrosion-resistant construction for marine use
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Ideal for halyards, control lines and trimming systems
More Information
| Bearing | Plain bearing |
|---|---|
| Max rope diameter | 36443 |
| Number of sheaves | 1 |
| Supplier ref | 402-001-01 |
| Manufacturer ref | 402-001-01 |
| Diameter sheave block | 23769 |
| Brand | Selden |
| Breaking load block | 140 kg |