Ronstan Series 20 Ball Bearing Block - Triple - Becket - 2-Axis Shackle Head

The Series 20 Ball Bearing Block - Triple - Becket - 2-Axis Shackle Head is engineered for optimal performance in marine applications. Designed to withstand the harshest marine environments, this high-quality block ensures smooth operation and longevity on your vessel, enhancing your boating experience.

Features

• Low Friction: Minimizes resistance for effortless maneuvering.
• High Load Capacity: Capable of handling both static and dynamic loads up to 850kg (1,870lbs).
• Lightweight Design: Easy to handle and install without compromising strength.
• Precision Molded Acetal Sheaves: Run smoothly on durable stainless steel or Torlon® ball bearings, ensuring high performance and reduced friction.
• Two-Way Head Adjustment: Can be fixed at 0° or 90°, providing versatile installation options.

Applications

Ideal for a variety of marine and boating uses, including:

• Dinghy Control Lines
• Dinghy Vangs
• Cunninghams
• Traveller Controls

Materials

• Stainless Steel Ball Bearings: Ensure durability and corrosion resistance in marine environments.
• UV Stabilized Acetal Sheave: Provides long-lasting performance under sun exposure.
• Grade 316 Stainless Steel Load Strap and Head Fitting: Offers superior strength and resistance to saltwater corrosion.
• Impact and UV Resistant, Fiber Reinforced Nylon Cheeks: Enhance durability and maintain structural integrity.

Specifications

Sheave Ø	20mm (3/4")
Max. Rope Ø	6mm (1/4")
Pin Ø	4mm (5/32")
Maximum Working Load (M.W.L.)	400kg (880lbs)
Breaking Load (B.L.)	850kg (1,870lbs)
Weight	64g (2.3oz)

Why Choose Series 20 Ball Bearing Block?

Optimized for boating enthusiasts and marine professionals, the Series 20 Ball Bearing Block offers unmatched reliability and performance. Its precision engineering and superior materials make it a trusted choice for critical applications on your vessel.

Customer Reviews

Installation & Maintenance

Easy to install with standard marine fittings. Regular maintenance includes cleaning with fresh water after use in saltwater and periodic lubrication of moving parts to ensure longevity.

Related Products

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