Single Blocks

Compact, versatile blocks for all types of onboard maneuvers. Single blocks guide lines, reduce friction, and optimize halyards, sheets, and other systems with a simple and effective installation.

Selden
Selden 40 mm Plain bearing Block with Becket
Maximize mechanical advantage with the Seldén Plain Bearing Block (PBB) with Becket. This plain-bearing block includes a reinforced lower becket for compact, highly powerful 2:1 or 3:1 purchase...
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Selden
Selden 80 mm Plain bearing Block Fiddle
Increase mainsail trimming power with the Seldén Plain Bearing Block (PBB) Fiddle Block. This inline double-sheave block is designed for purchase systems carrying high static loads, maintaining perfect...
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Selden
Selden 70 mm Plain bearing Block Fiddle
Increase mainsail trimming power with the Seldén Plain Bearing Block (PBB) Fiddle Block. This inline double-sheave block is designed for purchase systems carrying high static loads, maintaining perfect...
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Selden
Selden 60 mm Plain bearing Block Fiddle
Increase mainsail trimming power with the Seldén Plain Bearing Block (PBB) Fiddle Block. This inline double-sheave block is designed for purchase systems carrying high static loads, maintaining perfect...
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Selden
Selden 50 mm Plain bearing Block Fiddle
Increase mainsail trimming power with the Seldén Plain Bearing Block (PBB) Fiddle Block. This inline double-sheave block is designed for purchase systems carrying high static loads, maintaining perfect...
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Selden
Selden 40 mm Plain bearing Block Fiddle
Increase mainsail trimming power with the Seldén Plain Bearing Block (PBB) Fiddle Block. This inline double-sheave block is designed for purchase systems carrying high static loads, maintaining perfect...
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Selden
Selden 20 mm brass Plain bearing Block
Optimize your boat's performance with the Seldén Plain Bearing Block (PBB). This plain-bearing block is an excellent solution for systems with high static loads, such as mainsheets or...
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Selden
Selden 16 mm brass Plain bearing Block
Optimize your boat's performance with the Seldén Plain Bearing Block (PBB). This plain-bearing block is an excellent solution for systems with high static loads, such as mainsheets or...
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Selden
Selden 20 mm composite Plain bearing Block
Optimize your boat's performance with the Seldén Plain Bearing Block (PBB). This plain-bearing block is an excellent solution for systems with high static loads, such as mainsheets or...
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