Ronstan Series 20 Ball Bearing Block - Double - 2-Axis Shackle Head

The Series 20 Ball Bearing Block - Double - 2-Axis Shackle Head is engineered specifically for marine and boating applications, offering superior performance and durability in demanding marine environments. This high-quality ball bearing block ensures smooth operation and reliable load handling, making it an essential component for various sailing and boating systems.

Features

• Low friction for effortless line handling
• High static and dynamic load capacity ensures reliability under stress
• Lightweight design reduces overall vessel weight
• Precision molded Acetal sheaves paired with stainless steel or Torlon® ball bearings provide exceptional performance and minimal friction
• Two-way head allows fixing at 0° or 90° for versatile installation options

Applications

• Dinghy control lines
• Dinghy vangs
• Cunninghams systems
• Traveller controls

Materials

• Stainless steel ball bearings for enhanced corrosion resistance
• UV stabilized Acetal sheave ensures longevity even under intense sunlight
• Grade 316 stainless steel load strap and head fitting for superior strength and durability
• Impact and UV resistant, fiber reinforced Nylon cheeks provide added protection and resilience

Specifications

Sheave Ø	20mm (3/4")
Max. Rope Ø	6mm (1/4")
Pin Ø	4mm (5/32")
Maximum Working Load (M.W.L.)	350kg (770lbs)
Bending Load (B.L.)	700kg (1,540lbs)
Weight	42g (1.5oz)

Why Choose the Series 20 Ball Bearing Block?

Designed with the needs of sailors and boaters in mind, the Series 20 Ball Bearing Block offers unmatched reliability and performance. Its robust construction and high-quality materials ensure that it stands up to the harshest marine conditions, providing peace of mind and enhancing the efficiency of your vessel's control systems.

Installation & Maintenance

Easy to install, the Series 20 Ball Bearing Block can be seamlessly integrated into your existing marine setups. Regular maintenance involves cleaning and lubricating the ball bearings to ensure optimal performance and longevity. Refer to the user manual for detailed installation and maintenance instructions.

Customer Reviews

Our customers trust the Series 20 Ball Bearing Block for its durability and smooth operation. Read our reviews to see how it has made a difference in various marine applications.

Orders of physical products placed by 3 PM EST M-F typically ships the same day, if all requested items are in stock. Weekend orders will typically ship on Monday.

Shipping takes 2-7 days.

We currently ship to the Contiguous 48 States.

Life of Sailing merch is custom made for the customer after an order is placed. Total turnaround is typically 7-14 days from order to doorstep.