Barton Size 4 58mm Upright Block is a rugged pulley designed for larger cruising and racing yachts, delivering dependable performance and smooth line handling for serious sailors. Built to integrate with Barton’s ball-bearing mainsheet traveler systems, it’s ready for demanding rigs.
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Sheave Diameter: 58mm (2 5/16") for efficient line handling and reduced friction
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Rope Size Compatibility: Supports rope up to 12mm (7/16")
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Material & Construction: Marine-grade 316 stainless steel load-bearing components and interior frame; high-grade molded side plates that are through-bolted and riveted for enhanced strength and security
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Bearing Options: Plain bearing or ball-bearing sheave options available to suit sailing demands
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System Compatibility: Compatible with Barton ball-bearing mainsheet traveler system for smooth operation on larger rigs
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Application: Designed for larger cruising and racing yachts requiring durability and versatile performance
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Manufacturer: Barton Marine
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Part Number: N04150
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UPC: 5035088081172
This upright block delivers precise control and reduced wear on sheets during cruising or racing. The combination of a robust 58mm sheave, marine-grade materials, and customizable bearing options ensures reliability in demanding conditions while maintaining compatibility with Barton’s traveler systems for larger rigs.
