ID
1360870
$ 135.56
1-2 weeks delivery time
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The Barton N15320 is a Size 5 triple reverse shackle block with three 54 mm ball bearing sheaves, designed for ropes up to 12 mm. Weighing 331 g, it delivers smooth low-friction performance with a safe working load of 750 kg and break load of 1500 kg, making it ideal for dynamic high-load multi-purchase systems requiring flexible mounting and maximum efficiency.
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Barton N15320 – Triple Reverse Shackle Block Size 5 54mm, Ball Bearing, 3x Ø54mm Sheaves, Max Rope 12mm
The Barton N15320 Triple Reverse Shackle Block is part of the heavy-duty Size 5 (54 mm) range, engineered for high-performance sailing applications. Featuring three ball bearing sheaves, this block ensures smooth, low-friction operation, ideal for dynamic systems requiring frequent adjustment and efficient load transfer.
The reverse shackle configuration allows flexible angled mounting, ensuring optimal alignment in complex rigging setups. Constructed with marine-grade 316 stainless steel load components and reinforced moulded side plates, the block is through-bolted and riveted for maximum durability and strength.
Key Features
- Triple sheave block with reverse shackle attachment
- Ball bearing system for smooth, low-friction performance
- Provides maximum mechanical advantage in multi-purchase systems
- Flexible angled mounting capability
- Heavy-duty construction with stainless steel internal frame
- Through-bolted and riveted side plates for superior strength
- Optimized for dynamic and high-load applications
- Weight – 331 g
Technical Specifications
Part Number N15320 Block Type Triple Reverse Shackle Size Size 5 (54 mm) Sheave Diameter 3 × 54 mm x 17 mm (2 1/8" x 5/8") Bearing Type Ball Bearing Number of Sheaves Triple Max Rope Diameter 12 mm (7/16") Safe Working Load (SWL) 750 kg (1650 lbs) Break Load 1500 kg (3300 lbs) Max Rolling Load 525 kg (1157 lbs) Weight 331 g Dimensions 130 × 83 × 58 mm
Applications
- High mechanical advantage multi-purchase systems
- Mainsheet and traveller systems
- Dynamic control and trimming setups
- Cruising and racing yachts
- Rigging requiring flexible angled attachment
The Barton Size 4/5 block range is designed for small to medium cruising yachts up to 10 m, offering robust construction, 316 stainless steel load components, and reliable high-load performance. :contentReference[oaicite:0]{index=0}
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