Barton Marine N05231 Size 5 54mm Double Swivel Block with Becket

The Barton Marine N05231 is a Size 5 double block with swivel head and becket, featuring a 54mm (2 1/8") plain bearing sheave. This versatile pulley block is designed for sailboat rigging applications where reliable line control and directional flexibility are essential.

Key Features:

• 54mm (2 1/8") diameter sheave for smooth line operation
• Double block configuration for 2:1 mechanical advantage
• Swivel head design allows 360-degree rotation for improved line angle and reduced wear
• Integrated becket provides convenient attachment point for standing line
• Plain bearing construction offers durability and dependable performance
• High-grade molded side plates ensure rugged, long-lasting construction
• Suitable for halyards, control lines, and general deck rigging

Barton Marine's Size 5 blocks are engineered for small to medium sailboats, offering a balance of strength, smooth operation, and compact design. The plain bearing system provides reliable performance with minimal maintenance in typical marine environments.