Barton Marine N00131 Size 0 Single Swivel Block with Becket 20mm

The Barton Marine Size 0 single block with swivel and becket features a 20mm (3/4") plain bearing sheave designed for high strength and lightweight performance. Weighing only 13 grams (0.5 oz), this compact pulley block delivers reliable functionality without adding unnecessary weight to your rigging.

Key Features:

• 20mm (3/4") plain bearing sheave for smooth operation
• Swivel head with integrated becket for versatile rigging options
• Suitable for rope up to 6mm (1/4") diameter
• Ultra-lightweight construction at just 13 grams (0.5 oz)
• High-strength materials for durability and long service life

Ideal for dinghies, day boats, and smaller sailing craft where weight and space are at a premium. Also works excellently as lead blocks, flag pennants, or control line blocks on larger yachts. The swivel head allows the block to align with changing load directions, while the becket provides an additional attachment point for multi-part purchase systems.