Barton Marine N01131 Size 1 30mm Plain Bearing Pulley Block Single Swivel & Becket

The Barton Marine N01131 is a Size 1 plain bearing pulley block featuring a 30mm (1 3/16") sheave with single swivel and becket configuration. This versatile block is designed for sailboat rigging systems where reliable, smooth line handling is essential.

Key Features:

• 30mm (1 3/16") diameter sheave for optimal line compatibility
• Plain bearing system provides dependable performance in marine environments
• Internal steel frame construction delivers exceptional strength and durability
• Swivel head design allows for flexible positioning and reduced line twist
• Integrated becket enables convenient attachment point for blocks or secondary lines
• Compact Size 1 dimensions ideal for smaller boats and light-duty applications

Barton Marine's Size 1 series blocks are engineered for cruising sailors and dinghy racers who need reliable deck hardware. The plain bearing design offers excellent value while maintaining smooth operation under load. The swivel and becket combination makes this block particularly useful for mainsheet systems, vang tackles, and control line applications.