ID
1360791
$ 39.74
1-2 weeks delivery time
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The Barton N11131 is a Size 1 single swivel block with becket and a 30 mm ball bearing sheave, designed for ropes up to 8 mm. Weighing 49 g, it delivers low-friction performance with a working load of 355 kg, break load of 710 kg, and a maximum rolling load of 245 kg, making it ideal for dynamic control systems with flexible alignment and rope termination.
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Barton N11131 - Single Swivel Block with Becket Size 1 30mm – Ball Bearing, Ø30mm Sheave, Max Rope 8mm
The Barton N11131 Single Swivel Block with Becket is part of the Size 1 (30 mm) range, featuring a ball bearing sheave and an internal steel frame for enhanced strength and durability. The integrated becket allows rope termination in compact purchase systems.
The swivel attachment ensures automatic alignment with the load direction, reducing line twist and maximizing efficiency. The ball bearing system provides low-friction performance for dynamic and frequently adjusted lines, making this block ideal for dinghies, racing boats, and performance sailing applications.
Key Features
- Single sheave block with swivel and integrated becket
- Ball bearing system for smooth, low-friction operation
- Internal steel frame for increased strength and durability
- Swivel connection for flexible load alignment
- Becket for rope termination
- Lightweight construction – 49 g
Technical Specifications
Part Number N11131 Block Type Single Swivel + Becket Size Size 1 (30 mm) Sheave Diameter 30 mm x 12 mm (1 3/16"" x 15/32"") Bearing Type Ball Bearing Number of Sheaves Single Max Rope Diameter 8 mm (5/16"") Safe Working Load (SWL) 355 kg (782 lbs) Break Load 710 kg (1565 lbs) Max Rolling Load 245 kg (540 lbs) Weight 49 g Dimensions 85 × 32 × 25 mm
Applications
- Dynamic control and trimming systems
- Compact purchase systems with rope termination
- Dinghies and performance sailing boats
- Rigging systems requiring flexible alignment
The Barton Size 1 ball bearing single swivel blocks with becket are engineered for maximum efficiency and smooth operation, delivering precise control and reduced friction in demanding sailing conditions.
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