Barton Marine Size 1 Single Swivel Block with Becket is a precision rigging accessory designed for smooth, dependable performance under load. Featuring a unique super-low friction ball race system and acetal sheaves with Delrin ball bearings, this block spins on a large-diameter center boss to maximize efficiency and reduce wear.
Its innovative construction accommodates more load-bearing balls, delivering exceptionally low friction even under high loads. The result is effortless line handling, precise control, and long-lasting reliability on deck or in responsive rig setups.
Designed for demanding sailing environments, this Size 1 swivel block with becket pairs lightweight materials with robust performance, making it ideal for halyards, control lines, and other rigging applications where smooth operation and strength matter.
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Sheave size: 20mm x 8mm
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Max rope diameter: 5mm
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Safe working load: 275kg / 606lbs
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Breaking load: 550kg / 1210lbs
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Length: 39.1mm
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Weight: 13g
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Manufacturer: Barton Marine
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Manufacturer Part No: N01130
Trust Barton Marine’s engineering heritage for boating hardware that combines lightness, strength, and low-friction performance. The Size 1 Single Swivel Block with Becket is built to handle demanding loads with ease, helping you sail faster and with more control.
