Blocks

About Blocks

Marine Blocks: Buyer’s Guide

Introduction

For avid sailors and boating enthusiasts, selecting the right marine blocks is crucial for a seamless and safe sailing experience. Marine blocks play an essential role in the efficient and effective operation of a boat's rigging system. This guide is designed to help you understand the nuances of marine blocks and make an informed decision when purchasing them.

Section 1: What Are Marine Blocks?

Marine blocks are pulleys used in the rigging of boats and ships. They facilitate the changing of direction and point of application of a force applied to a rope. In simpler terms, they are used to lift heavy loads, adjust sails, and aid in maneuvering the boat.

Types of Marine Blocks

Single Blocks: Used for basic applications, these have one wheel and one sheave.
Double Blocks: With two sheaves, they offer more mechanical advantage.
Swivel Blocks: These can rotate to prevent rope twisting.
Fiddle Blocks: Combine different sizes of sheaves in one block for versatile applications.

Section 2: Factors to Consider When Buying Marine Blocks

Material and Durability

Marine blocks are typically made from stainless steel or composite materials. The choice depends on the sailing conditions and the required strength-to-weight ratio.

Load Capacity and Size

Consider the maximum load the block will handle and ensure it matches your requirements. The size of the block should correspond with the thickness and strength of the ropes used.

Ease of Use and Maintenance

Look for blocks that are easy to install and maintain. Blocks with ball bearings offer smoother operation but may require more maintenance than plain bearing blocks.

Compatibility

Ensure the blocks are compatible with your boat’s rigging system and the type of sailing you do.

Section 3: Top Brands and Their Offerings

Harken Blocks

Known for high-quality, durable marine blocks. They offer a wide range of blocks for various sailing needs.

Lewmar Blocks

Offers a variety of blocks that balance performance and price, suitable for both casual and competitive sailors.

Ronstan Blocks

Famous for innovative designs, Ronstan’s blocks are popular among those looking for high-performance gear.

Section 4: Maintenance and Care for Marine Blocks

Regular maintenance includes cleaning, inspecting for wear and tear, and lubrication. Always follow the manufacturer’s guidelines for care and maintenance to ensure longevity and optimal performance.

Conclusion

Choosing the right marine block involves understanding your sailing needs, the types of blocks available, and the best brands in the market. With this guide, you are now equipped to make an informed decision that enhances your boating experience.

FAQs

Q: Can I use any block for any type of sailing?
A: No, it's important to choose a block based on the specific needs of your sailing activity.

Q: How often should I replace my marine blocks?
A: It depends on the usage and maintenance. Regular inspection will help you determine when a replacement is needed.

Blocks

Lewmar Synchro Block - 72 mm (2 13/16")

Lewmar Synchro Block - 90 mm (3 1/2")

Lewmar HTX Block - 60 mm (2 3/8")

Lewmar HTX Fiddle Block - 60 mm (2 3/8")

Lewmar Tweeker Control Snatch Block - 40 mm (1 9/16") - 29900340

Lewmar Synchro Fiddle Block - 90 mm (3 1/2")

Lewmar Synchro Fiddle Block - 50 mm (2")

Lewmar Synchro Fiddle Block - 72 mm (2 13/16")

Lewmar HTX Foot Block

Lewmar HTX Block - 72 mm (2 7/8")

Lewmar HTX Fiddle Block - 72 mm (2 7/8")

Lewmar Size 2 Snatch Block - 19820600

Lewmar HTX Triple Block - 60 mm (2 3/8")

Lewmar HTX Double Block - 60 mm (2 3/8")

Lewmar Synchro Fiddle Block - 60 mm (2 3/8")

Lewmar Synchro Double Block - 50 mm (2")

Lewmar HTX Block - 50 mm (2")

Lewmar Size 3 Snatch Block - 19830500

Lewmar Synchro Block - 50 mm (2")

Lewmar Synchro Block - 60 mm (2 3/8")

Lewmar Size 1 Snatch Block - 19810600

Lewmar Synchro Control Double Block - 40 mm (1 9/16")

Lewmar Synchro Double Block - 72 mm (2 13/16")

Lewmar Synchro Control Cheek Block - 40 mm (1 9/16") - 29901460BK

Allen Brothers Stanchion Mounted Single Furling Lead Block - 25 mm (1") - PA0450A-1

Lewmar Synchro Triple Block - 50 mm (2")

Lewmar Synchro Triple Block - 60 mm (2 3/8")

Lewmar Size 0 Delrin Balls (100-Pack) - 29174022

Lewmar Synchro Control Block - 40 mm (1 9/16")

Lewmar Synchro Control Triple Block - 40 mm (1 9/16")

Lewmar HTX Control Double Foot Block - 40 mm (1 9/16") - 29194062

Lewmar High Load Racing Stand Up Block - 80 mm (3 1/8") - 29941800BK

Lewmar Synchro Control Block - 30 mm (1 1/4")

Lewmar Synchro Double Block - 60 mm (2 3/8")

Lewmar HTX Control Single Foot Block - 40 mm (1 9/16") - 29194061

Lewmar End Stop with Double CL Sheaves, Becket and Cleat

Lewmar Synchro Foot Block - 90 mm (3 1/2")

Lewmar Size 2 HTX Spare Slide Rod Kit - 291229911

Lewmar HTX Toggle Block - 72 mm (2 7/8") - 29197221

Lewmar Synchro Control Double Block - 30 mm (1 1/4")

Lewmar HTX Double Block - 50 mm (2")

Lewmar HTX Web Block - 72 mm (2 13/16") - 29197247

Lewmar HTX Stand-Up Block - 72 mm (2 13/16") - 29197211

Lewmar Snatch/Tweeker Block - 27 mm (1 1/16") - 29900240

Lewmar Size 3 NTR Upstand Assembly - 29473024

Lewmar Size 1 HTX Spare Rubber Buffer Kit - 291219911

Lewmar Synchro Stand Up Block - 72 mm (2 13/16") - 29927200BK

Lewmar Plunger Stop