N03230 - Barton Marine Size 3 45mm Double Pulley Block with | Aztek Computers
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SKU: PDQ1O7HMZA |  Mfg. Part: N03230  | UPC: 5035088080977  | 
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N03230 - Barton Marine Size 3 45mm Double Pulley Block with Swivel

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Condition: New

$52.91  $71.43
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Product Overview

Barton Marine Size 3 45mm Double Pulley Block with Swivel

This Size 3 Barton Double Pulley Block features a 45mm sheave size and is designed for optimal performance. Constructed with a stainless steel frame and advanced materials including 30% fiberglass filled nylon and Acetal sheaves, this block maximizes strength while minimizing weight. It is ideal for mainsheet, vangs, lead blocks, or any application requiring a compact and powerful purchase system on dinghies, dayboats, and lightweight cruisers.

Compatible with ropes up to 10mm (3/8"). Perfect for various marine applications.

Expert Overview

The Barton Marine Size 3 45mm Double Pulley Block with Swivel, part number N03230, is a component designed for marine applications requiring a compact and robust purchase system. This double pulley block features a 45mm sheave and is constructed with a stainless steel frame, 30% fiberglass-filled nylon, and Acetal sheaves. This material combination aims to provide strength while maintaining a reduced weight. It is compatible with ropes up to 10mm (3/8"). This block is suitable for use on dinghies, dayboats, and lightweight cruisers. Typical applications include mainsheet systems, vangs, and lead blocks, where its design facilitates efficient rope management and load reduction.

Technical Specifications

  • Size 3 Block with 45mm sheave diameter
  • Lightweight yet strong construction with stainless steel frame
  • Made from 30% fiberglass filled nylon for durability
  • Acetal sheaves for reduced friction
  • Ideal for use in mainsheet and vang configurations
  • Compatible with rope sizes up to 10mm (3/8")
  • Perfect for dinghies, dayboats, and compact cruising yachts

Product Details

  • Manufacturer:
  • Model Number:
  • ASIN:
  • UPC:
  • Condition:
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  • Updated:
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  • Country of Origin:
  • Barton Marine
  • N03230
  • B07JBPV4XG
  • 5035088080977
  • New
  • 0.3 lbs
  • 5 X 2 X 2
  • Jul 19, 2026
  • Mar 06, 2025
  • UNITED KINGDOM
Product Identifiers: Brand: Barton Marine • Part #: N03230 • UPC: 5035088080977 • ASIN: B07JBPV4XG

Frequently Asked Questions

What rope sizes are compatible with this pulley block?

This Barton Marine pulley block is compatible with ropes up to 10mm (3/8").

What materials are used in the construction of this pulley block?

The block features a stainless steel frame, 30% fiberglass-filled nylon, and Acetal sheaves. This construction aims for a balance of strength and reduced weight.

What types of vessels and applications is this block suitable for?

It is ideal for dinghies, dayboats, and lightweight cruisers. Common applications include mainsheet, vangs, and lead blocks, or any setup requiring a compact purchase system.

What is the sheave diameter of this pulley block?

This Size 3 block features a 45mm sheave diameter.

N03230 - Barton Marine Size 3 45mm Double Pulley Block with Swivel

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Reviews for Barton Marine N03230

$52.91